Comma in Powershell

Mmm Learned today the hard way that comma should not be used to separate parameters. That is, instead of:

Encrypt-String "Alex", "089234kljhwsdf=", "98qasdlfkjhasdflkjh==

you should use

Encrypt-String "Alex" "089234kljhwsdf=" "98qasdlfkjhasdflkjh==

Great explanation here.