1. If you have luck with PTS rng, you can hit the bank, if no, you lose money.
2. No. But they now flipping the table with 3rd specs.
3. More like a huge time sink. But without a clan (carry) its a boredom to reach it (months of running in outdated dungeons after better geared players) or killing the same stuff 10000x times in CB or MR.