Just having it out in the open wouldn't make that much difference really. Not enough to be as effective as water cooling or special fans anyway.
I think the point is that it's space saving and easier to upgrade/change out parts.
@wibble started
London Fixed Gear and Single-Speed is a community of predominantly fixed gear and single-speed cyclists in and around London, UK.
This site is supported almost exclusively by donations. Please consider donating a small amount regularly.
Just having it out in the open wouldn't make that much difference really. Not enough to be as effective as water cooling or special fans anyway.
I think the point is that it's space saving and easier to upgrade/change out parts.