DIY Air Filters. You know you want one.

The brilliant guys behind the Particle Counting Project blog, who, through some DIY brilliance created an air filter that performs equally to ones costing thousands of RMB more, have quasi-commercialized their venture with Smart Air — basically they’re buying the parts in bulk and shipping them out. Be honest, the only reason you haven’t tried this yet is the mafan of Taobao and laziness, right?

I just ordered two and shall report back!