Output scrolling indented text to help see when it hangs

[string[]]$colours = @( 'Cyan' , 'Yellow' , 'Green' , 'Red' , 'White' )
[int]$i=0;while(1){ $i++ ; Write-Host -ForegroundColor $colours[$i % 5] -Object "$(1..$i|%{ ' ' })$(Get-date -format "HH:mm:ss")`n"  ; sleep 1; if( $i -gt 20 ) { $i = 0 } }