The key era of tech was when the Jobs and Wozniak built things in their garage, and considered them a bicycle for the mind
You don’t need genetics to ride a bike and improve — but you do need that argument to justify the unjustifiable.
Dark days
Depends on how you define genetics. Starfish cant ride it; There exist genetic conditions that would make it difficult or impossible to ride a bike (first google search: inherited retinal diseases).
It is unreasonable, a lazy argument of supremacists. We don't know how much (could be minimal), how many, what exactly the effects are ('propensity' is quite vague - exactly what is affected, in what ways, and to what degree?), etc. It's also the anti-democracy, anti-freedom crowd trying (again) to create intellectual cover for seizing power.
How many people can ride a bike? Everyone, all humans, except those with certain physical disabilities can do it.
How many people can code software competently or do science? Not many.
The fact that you cannot acknowledge your own childhood experience in school, that is, that you had smart and stupid schoolmates, is very telling that your comment is ideology based.