The share price for the types of companies this article focuses on is generally unknown (as anything other than wild ass guesstimates) at the time this would be

The share price for the types of companies this article focuses on is generally unknown (as anything other than wild ass guesstimates) at the time this would be a concern for new employees. Percentage of ownership isn't unknown and thus may be more useful, but ultimately neither is a guarantee of anything since either way you can be virtually wiped out by future dilution if you're just a common share pleb, which is by far the norm for non-founder early employees.