Working remote is always a grey area. We reasoned that since we were not taking up employment in Brazil or being paid by a Brazilian entity, we didn't need work

Working remote is always a grey area. We reasoned that since we were not taking up employment in Brazil or being paid by a Brazilian entity, we didn't need work visas. The primary purpose of our trip arguably was tourism, so we all got tourist visas. I would probably not broach the subject with the embassy, though.