Wipe "USB 3.0*" disks in PowerShell

wipeharddriveswithoutasking.ps1

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# This script WILL unrecoverably erase any drives that meet the criteria directly below.
# It will not ask for permission.
# It's probably a bad idea.
# Don't run this.
$diskname = @{     Property       = "FriendlyName"
                   Like           = $true
                   Value          = "USB 3.0*" }

$clearoptions = @{ RemoveData     = $true
                   RemoveOEM      = $true
                   Confirm        = $false } # danger!

$initoptions = @{ PartitionStyle  = "MBR" }

$partoptions = @{ DriveLetter     = "Z"
                  UseMaximumSize  = $true }
$sn = ""
Remove-Variable -Name "sn" -Force -Confirm:$false

while ($true) {
    $diskarray = @(get-disk | Where-Object @diskname)
    if (($diskarray.Count -ge 1) -and ($diskarray[0].SerialNumber -ne $sn)) { # if there is a disk and its serial number is not equal to the last wiped disk's serial number
        $sn = $diskarray[0].SerialNumber                                      # set "sn" variable to its serial number
        $diskarray[0] | # take that disk...
            Clear-Disk @clearoptions -PassThru | # erase it, passing it through the pipeline
                Initialize-Disk @initoptions -PassThru | # initialize it, passing it through the pipeline
                    New-Partition @partoptions # partition it.
        
            & format z: /p:1 /y | Get-Unique # format the disk, zeroing it out once, without prompting for confirmation. Pipe the output to Get-Unique to fix a powershell bug
    }
    else {
        Write-Output "Waiting 5 seconds for the disk to change..."
        Start-Sleep -Seconds 5
    }
}