Electrolysis is very inefficient for creating hydrogen - some fundamental physical limits. Some catalytic approaches are far more efficient. There was an interesting company in the US looking at dire… (View Post)

Most stolen phones are striped for parts because of increasing security measures from manufacturers… (View Post)

The KeepOutZones for the non-existent national missile defense system will be defined by those paying NI So Mrs Miggins at No.33 will be protected from nuclear strikes, but Dodgy Dave at No.34 who do… (View Post)

What a heartless way of thinking. If you build the same design, what are legions of middle managers to do? (View Post)

Much of it is about controlling demand. Working illegally is extremely difficult in some countries. You don’t even need ID cards - just enforcement of existing laws. I’ve sketched out several times, … (View Post)