Putting to one side Buffets statements to p/e it's hard not to look at tesla and say "hmm. That's not possibly coming true" -because it's hypothesised on south Sea bubble "he invents something amazing" belief, not innate sold goods returns on investment.

Yet, nobody who was long in tech stocks these last 15 years is really regretting it.

Companies I loathe (on political beliefs) have amazing returns. There isn't a government on the planet who does not want what Palantir claims to be able to do. What's the tangible there? It's McKinsey, with pixie dust.

If Robert Macnamara was alive today, he wouldn't be in government service or working for Ford.