I've been using Ooma as a primary home phone line for about 10 years now. Works great and its device will plug into your existing wiring and all your "classic" phones should work.
The free plus "taxes" has crept up from about $4 per month to $7 over the past decade.
There's some whitelisting configuration magic you have to do on the laptop side. Usually makes me chuck the machine a few times before getting it to work....
Yes, that's what I mean. For fan where there's an RGB ring or blades that light up, doing the standard reverse the frame trick can result in.. uhh.. a loss of aesthetic functionality.
Saw these at Computex earlier hthis year - they had some pacman gifs of them running between the different fans and it seemed pretty neat. If you're an unique aesthetics sort of person, I could see these being useful - otherwise, probably not so much.
You buy the one that has the airflow going...