Where there was once cassava and maize, a four-storey structure sheathed in glass looms over the carpet of crops it broke up. In its windows are stunning reflections of the giant clouds that fill the endless African sky. And behind those windows chemists are working to fuse molecules, as tiny as the sky is vast, that will prolong African lives.
The USh52.2bn ($30.6m) building, standing on the outskirts of Kampala and still smelling of fresh concrete, will soon be among just a handful of factories on the continent making anti-retroviral drugs to treat HIV/Aids, and it will probably be the most sophisticated.

