UPDATE.
Nostr conference will take place in Buenos Aires on NOV 20-21
cost for these dates: USD 30K
https://www.marriott.com/es/hotels/buesg-sheraton-buenos-aires-greenville-polo-and-resort/overview/
Discussion
total cost approx. (50 attendees) USD 30.595 + tax
venue (nov 20-21):
main stage: $950 + tax ( 2 days )
2nd stage: $650 + tax ( 2 days )
extra meeting room: $650 + tax ( 2 days )
lunch/coctail (fuegos al polo) nov 20: $1500
lunch/cocktai (fuegos al polo) nov 21: $3000
total: $9,000 + tax
A/V and streaming services:
total: $10,595 + tax
AA&BB (coffee breaks/lunch): $110 + tax per person (50 attendees / 2 days)
total: $11.000
TOTAL = USD 30.0595 + tax ( 21%)