I'd guess you haven't interviewed that many people then. IME, lots of people look like they'd be good fit for a higher position like architect, but then when a

I'd guess you haven't interviewed that many people then. IME, lots of people look like they'd be good fit for a higher position like architect, but then when asked to code up a somewhat simple problem they perform far worse than average. Insanity would be you assuming they are good at problem solving and coding without even checking.