Are erasers in school 'instruments of the devil'?
bbc.co.uk
bbc.co.uk
It definitely makes you freer in a fine art context.
Probably similarities with programming. Better to write bad code than no code at all (at least when it comes to your own projects).
Any founders, who don't hide their mistakes and overcome them by actions taken after the fact, show maturity.
I personally cannot imagine the VCs funding the ideas based on good looking idea presentations rather than actually hearing about the journey to success and the mistakes on the way.
Honestly, the mistakes and effort should be encouraged in the schools rather than neatness of the outcome.