there is a new pub in Buenos Aires that belong to some jewish guys it is a great place with cool music (you can bring your own CD´s and ask them to play a song or 2).
the pubs Name is: SHEMESH
and it´s in the corner of Junin and French Junin 1350 -
Palermo)
if you go there, please say hi to the bar man - TOM , and the owner yoni from Tal