Perhaps good to divert attention from 'default swaps', 'toxic assets', and billion (or trillion) dollar budgets to something a bit more basic.
Folks in Zambia find their lives improved by a little bicycle technology. And in a change from the common pattern of imports, many of these bikes are actually made in Zambia. Apparently Zambikes is a Zambian company (initiated by American missionaries) that builds bicycles suited to the local conditions.
Almost no dialogue, just lively music to get the blood moving. Click on the 'HQ' option for much better viewing.