Holy cow, I did the exact same thing with the bash shell and the custom $PS1. That's crazy. The main difference is I just piggy backed off "aws s3 ls" and let i

Holy cow, I did the exact same thing with the bash shell and the custom $PS1. That's crazy. The main difference is I just piggy backed off "aws s3 ls" and let it handle prompting for the MFA token and getting the temporary credentials.