New accommodation and restaurants are popping up, and they are not all as rustic or rudimentary as the original Led Zep Café.

The teachers made do with what was available and built a small activity room for the children.

But is that really true You can do a lot with a little.

Writing-rooms, smoking-rooms, dining-rooms, all the customary facilities, were improvised and primitive.

Another area in which mHealth could make a big difference is in helping to get the most out of the inadequate staff of health-care systems in the poor world.