Don't you think you're making too much assumption here? If a large firm lobbied to create an "artificial ... wall," they would write a pre-defined amount, such as "firms who have $100MM AUM," rather than making it vague.
"Successful investments" can be validated with a reasonable argument, so it actually opens door for younger VCs.
"Successful investments" can be validated with a reasonable argument, so it actually opens door for younger VCs.