My sister-in-law has a couple, and she likes one of them pretty well. The other, not so much.
That would work.
I don;t recommend wireless, especially for video. It can work, but unless it is absolutely necessary, I recommend against it.
Quantify "long distance". Ethernet specs allow for 100 meters of Category 5e cable between devices. If it is less than 100m total cable length, there should be no issues. If it is more than that, then you will also probably have trouble with WiFi.
Yeah, it's perfectly possible. 'A little unusual, but not outrageous.