Nah -- Rokus are really bad here, they want to run roku first then be a TV. The more traditional brands -- LGs and Samsungs of the world -- do better at this and don't bitch as much.
TortoiseHG. SourceTree is getting to be OK, at least on windows but git gui apps suck. And if you are doing anything non-trivial and non-automated then gui SCM clients are just fine kids.