0
votes
0answers
16 views

What could cause Command-Tab task switching to get “stuck”?

When I Command-Tab to task switch (in both Mavericks and Yosemite), occasionally (maybe 60% of the time) the task switcher will behave as if the Tab button was held down. That is, the task-switcher ...
3
votes
3answers
75 views

What activities cannot be interrupted?

Time was, Macs crashed a lot. (Maybe PCs did too, but I've only ever used Macs). And over time, I became wary of doing two things at once. Today I wouldn't interrupt a back-up but I'm wondering -- is ...
8
votes
8answers
6k views

Can I run multiple instances of Skype on one computer?

I am a heavy Skype user - I use it for work and to communicate with friends. Little by little my contact list grew to almost 800 people. It's really difficult to handle my contacts and put them in ...