>>> like mini computers earlier entered the medium businesses.
>>
>>Have you seen any DEC, Prime, or Data General computers lately?
>>Lots of people invested millions in those systems which were quickly obsoleted by PC's a few years later.
>>Those who stayed on main frames and went directly to PC's saved millions.
>>Again, judgement matters.
>
>Again your reply is way out of the point … we were discussing the market trends in the late 70’s and you argue that there are no more mini computers today… surrealist
>
>Judgment matters where reason fails

You've mentioned Lightswitch and Silverlight a few times. I don't think it took a "20 year plan" mindset to recognize those were "tools in search of a problem".

Not that they didn't have their merit - they had some - but that's a really low-hanging fruit argument.