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Hello, Arjen's resource is indeed the best. The Akvopedia page) also has some useful links.

It is useful to compare with other water treatment systems, for instance WEDC has two briefs on household-level water treatment: brief 1 and brief 2.

A disadvantage not always mentioned (especially by proponents), but that I have heard from a couple of local NGOs in Kenya and Tanzania, is the possible growth of algae, which while not being health risk still make the water less attractive, and SODIS can fall out of favour because of this.