It would be great as an admin to be able to toggle between admin or member mode (or System Admin Mode). Sometimes, when I'm fixing things, I obviously need to be in admin. But when I am just getting everyday work done, it may be nice to toggle into Member Mode and then back again when I need the extra privileges. It would prevent accidentally making changes as well as help see and share how things work for Members vs. Admins. It may also be nice to toggle what it looks like for External Users too.