(Though I've only been in one once, when my friend's band played a gig.)
Or was. Never been there, because 25PLN for a beer was an outrageous sum at the time.
(I didn't go to the mall for touristic reasons, I just wanted to grab a bite after arriving in Warsaw by train.)
Acoustic Bar and Yoko Cafe in D3
Though it does feel like a lot of energy is moving away from D1/D3 and towards D2/D7 as there's similarly priced property that is newer.
D2 is for the wealthier western expats to ride around without helmets.
D1 is just… well… downtown.
I spent a lot of time exploring literally all of Saigon (and a lot of the rest of the country as well). More so than most locals really. There isn’t a corner in Saigon that I haven’t been to many times.