Don't buy Co2 tanks with Pepsi or Coke on the side. They are useless. Homebrew shops and places like Matheson and Air gas will refuse to exchange or fill them. You can return them to coke/pepsi but you won't get anything in exchange. Pepsi/coke have co2 tank exchange programs but it's only...
Biab only results in cloudy beer if you fail to take other measures to clairify. Whirfloc , whirlpool, cold crash and you get crystal clear beer every time. Efficiency and a few small extra steps is the main difference.
I've seen photos of people converting them to Kegerators on Craigslist and ebay. I just picked one up for cheap as a cool beer fridge, but I'm still contemplating converting it to a kegerator. Did you end up creating it?