Running a miner in the Caribbean is far from cost efficient. There is a reason why datacenters are built in the north pole.
Although you save because subsidized electricity, you need to spend twice the electricity due to refrigeration.

Also, Venezuela has blackouts all the time. Miners need steady electricity, not the one that you get during the blackouts. Miners will die in a month. What will you do when your miners dont start up because the blackout damaged the power supplies?