I don't invest in companies, but if I did, having nonstandard vesting schemes would be a no-deal red flag, at least for any team that didn't have a mile-long pedigree starting and successfully building companies. Vesting is one of the most important protections the operating team has against hiring (and foundational) mistakes, and anybody who has ever started a company knows those mistakes happen routinely. Some thin…
Some percentage of them are going to flake. That happens when you take people who have spent their lives in an environment with one eval loop and place them in a new environment with differing expectations.
Of those who would flake, some of them can be made into great employees. But a bigger carrot is almost never effective at accomplishing this. The real need is generally along the lines of "effective mentorship" - which is far harder to implement than a revision to your employee benefits plan.