My issue with heat management is dust (on fan), also I live in the equator line area that makes it very hot in the afternoon (makes heat sink less effective).

My issue with heat management is dust (on fan), also I live in the equator line area that makes it very hot in the afternoon (makes heat sink less effective). That makes me think a lot before choosing passive or active cooling. The Flirc case-as-heatsink one seems good tho, and on-line with your statement