> armchair engineers who think they're gonna solve this better than billion dollar companies There are 2 types of armchair engineers. The ones who sneer and s

> armchair engineers who think they're gonna solve this better than billion dollar companies There are 2 types of armchair engineers. The ones who sneer and say, "If they just <x> then it would be fixed because I know best" Those people are bores. There are others who are just tossing ideas around: partly for amusement and partly because they enjoy thinking, "What would I do in this situation ...?" I haven't seen too many bores in this thread. I don't think this latter group _seriously_ thinks they know better than experts, and I have found the various ideas and counterarguments interesting to read.