Thanks for the replies and guesses everyone. Of course, a rude waiter/waitress is nothing to write home about. I was just really surprised and curious because I've never before been asked to pay for a drink halfway through a meal anywhere.
The waitress was still there 45 minutes later when I...
I've only been in Buenos Aires is a few weeks, and I speak a low-intermediate level of Spanish - enough to get around, but not yet close to fluent. The other night I visited a pizzeria near my house. Since it was early evening still I ordered a liter of beer and proceeded to quietly read for...