If your folding Jacks here 30 bb youre dead money. Its a 3 bet from the Button and a Jam from the Big. Its not a fist-pump snap call, but it's definitely a call there
Bad beat can be used to describe any hand that beats a better hand. How bad it has to be to really be a bad beat is subjective. The quads over quads is (sometimes) how bad a bad beat has to be to get the bad beat jackpot at a casino.