rename.ps1

Function Get-Files {
  param ($path)
  Get-ChildItem -Path $path -Recurse | ForEach-Object { @{ Name = $_.Name; Full = "$($_.Directory.FullName)\$($_.Name)"; } } | Sort-Object -Property {$_.Name.Replace('[','').Replace(']','').Replace('-','').Replace(' ','')}
}

$herePath = "H:\Path\To\Copy"
$therePath = $herePath -replace 'H:', 'T:'
$here = Get-Files($herePath)
$there = Get-Files($therePath)
$longestHere = $($here | ForEach-Object { $_.Name } | Measure-Object -Maximum -Property Length).Maximum + 5

for ($counter=0; $counter -lt $here.Length; $counter++) {
  if ($here[$counter].Name -ne $there[$counter].Name) {
    Write-Output "$($here[$counter].Name)$(' ' * ($longestHere - $here[$counter].Name.Length))->`t$($there[$counter].Name)"
    #Rename-Item -Path $here[$counter].Full -NewName $there[$counter].Name
  }
}