[burrows]

If it takes 30 years to do something, then you’ve not actually done it.

[ineedasername]

So there's no area of knowledge that can't be solved in < 30 years?

[burrows]

It’s a rule of thumb, not a law of nature.

[playpause]

To do what? Done what?

[burrows]

For all X?

[nitrogen]

Suppose X is "become forty years old".

[burrows]

Everyone is dead by 29, it just takes a while for the rounding error to get sufficiently large.