diff --git a/CodeLegacy/Cli.cs b/CodeLegacy/Cli.cs
index 5ec874f..ef29efb 100644
--- a/CodeLegacy/Cli.cs
+++ b/CodeLegacy/Cli.cs
@@ -22,6 +22,7 @@ namespace Flowframes
         public static bool CloseMdlDownloaderWhenDone = false;
         public static bool DontSaveConfig = false;
         public static bool AutoRun = false;
+        public static bool Verbose = false;
         public static float InterpFactor = -1f;
         public static Implementations.Ai InterpAi = (Implementations.Ai)(-1);
         public static Enums.Output.Format OutputFormat = (Enums.Output.Format)(-1);
@@ -126,6 +127,10 @@ namespace Flowframes
                     "o|output_dir=", "Output folder to save the interpolated video in",
                     v => OutputDir = v.Trim()
                 },
+                {
+                    "v|verbose", "Log process outputs",
+                    v => Verbose = v != null
+                },
                 {
                     "<>", "Input file(s)",
                     ValidFiles.Add
diff --git a/CodeLegacy/IO/Logger.cs b/CodeLegacy/IO/Logger.cs
index 0b67716..add03b8 100644
--- a/CodeLegacy/IO/Logger.cs
+++ b/CodeLegacy/IO/Logger.cs
@@ -30,22 +30,24 @@ namespace Flowframes
             public bool hidden;
             public bool replaceLastLine;
             public string filename;
+            public bool toConsole;
 
-            public LogEntry(string logMessageArg, bool hiddenArg = false, bool replaceLastLineArg = false, string filenameArg = "")
+            public LogEntry(string logMessageArg, bool hiddenArg = false, bool replaceLastLineArg = false, string filenameArg = "", bool toConsoleArg = true)
             {
                 logMessage = logMessageArg;
                 hidden = hiddenArg;
                 replaceLastLine = replaceLastLineArg;
                 filename = filenameArg;
+                toConsole = toConsoleArg;
             }
         }
 
         private static ConcurrentQueue<LogEntry> logQueue = new ConcurrentQueue<LogEntry>();
         private static readonly string _logPath = Paths.GetLogPath();
 
-        public static void Log(string msg, bool hidden = false, bool replaceLastLine = false, string filename = "")
+        public static void Log(string msg, bool hidden = false, bool replaceLastLine = false, string filename = "", bool toConsole = true)
         {
-            logQueue.Enqueue(new LogEntry(msg, hidden, replaceLastLine, filename));
+            logQueue.Enqueue(new LogEntry(msg, hidden, replaceLastLine, filename, toConsole));
             ShowNext();
         }
 
@@ -70,7 +72,8 @@ namespace Flowframes
             if (!entry.hidden)
                 _lastUi = msg;
 
-            Console.WriteLine(msg);
+            if (entry.toConsole)
+                Console.WriteLine(msg);
 
             try
             {
diff --git a/CodeLegacy/Media/AvOutputHandler.cs b/CodeLegacy/Media/AvOutputHandler.cs
index 8142c6b..a8e0be5 100644
--- a/CodeLegacy/Media/AvOutputHandler.cs
+++ b/CodeLegacy/Media/AvOutputHandler.cs
@@ -31,7 +31,7 @@ namespace Flowframes.Media
                 line = FormatUtils.BeautifyFfmpegStats(line);
 
             appendStr += Environment.NewLine + line;
-            Logger.Log($"{prefix} {line}", hidden, replaceLastLine, logFilename);
+            Logger.Log($"{prefix} {line}", hidden, replaceLastLine, logFilename, toConsole: Cli.Verbose || logMode != LogMode.Hidden);
 
             if (!hidden && showProgressBar && line.Contains("Time:"))
             {
diff --git a/CodeLegacy/Media/AvProcess.cs b/CodeLegacy/Media/AvProcess.cs
index 617ee04..d0a7bb0 100644
--- a/CodeLegacy/Media/AvProcess.cs
+++ b/CodeLegacy/Media/AvProcess.cs
@@ -115,7 +115,7 @@ namespace Flowframes
             ffmpeg.PriorityClass = ProcessPriorityClass.BelowNormal;
             string output = ffmpeg.StandardOutput.ReadToEnd();
             ffmpeg.WaitForExit();
-            Logger.Log($"Synchronous ffmpeg output:\n{output}", true, false, "ffmpeg");
+            Logger.Log($"Synchronous ffmpeg output:\n{output}", true, false, "ffmpeg", toConsole: Cli.Verbose);
             return output;
         }
 
diff --git a/CodeLegacy/Os/AiProcess.cs b/CodeLegacy/Os/AiProcess.cs
index b384e80..0eb4acd 100644
--- a/CodeLegacy/Os/AiProcess.cs
+++ b/CodeLegacy/Os/AiProcess.cs
@@ -581,7 +581,7 @@ namespace Flowframes.Os
                 return;
 
             logName = ai.LogFilename;
-            Logger.Log(line, true, false, ai.LogFilename);
+            Logger.Log(line, true, false, ai.LogFilename, toConsole: Cli.Verbose);
             void ShowErrorBox(string msg) => UiUtils.ShowMessageBox(msg, UiUtils.MessageType.Error, monospace: true);
             string lineLow = line.Lower();
 
diff --git a/CodeLegacy/Os/OsUtils.cs b/CodeLegacy/Os/OsUtils.cs
index 3c43fb4..624c1d3 100644
--- a/CodeLegacy/Os/OsUtils.cs
+++ b/CodeLegacy/Os/OsUtils.cs
@@ -334,20 +334,6 @@ namespace Flowframes.Os
             return string.Join(";", newPaths.Select(x => x.Replace("\\", "/"))) + ";";
         }
 
-        public static bool IsStillRunning(Func<Process> proc) // For .NET Core migration: Func<Process?> (nullable)
-        {
-            var p = proc(); // Snapshot of the process to avoid race condition
-
-            try
-            {
-                return p is null || !p.HasExited;
-            }
-            catch
-            {
-                return false;
-            }
-        }
-
         public enum DevModeState { Disabled, Enabled, Unknown }
 
         public static DevModeState GetDeveloperModeState()
diff --git a/CodeLegacy/Program.cs b/CodeLegacy/Program.cs
index 5c58595..aec3783 100644
--- a/CodeLegacy/Program.cs
+++ b/CodeLegacy/Program.cs
@@ -185,7 +185,7 @@ namespace Flowframes
 
                     // Logger.Log($"Disk space check for '{drivePath}/': {spaceGb} GB free, next check in {nextWaitTimeMs / 1024} sec", true);
 
-                    if (!Interpolate.canceled && OsUtils.IsStillRunning(() => AiProcess.lastAiProcess) && lowDiskSpace)
+                    if (!Interpolate.canceled && (AiProcess.lastAiProcess != null && !AiProcess.lastAiProcess.HasExited) && lowDiskSpace)
                     {
                         if (tooLowDiskSpace)
                         {