The “major players” post the vast majority of their investments because they’re advertising their funds to potential limited partners. It also publicly signaling the strength of the companies they invest in which improves their outcomes through ease of negotiating future business agreements with potential customers and partners.

So it’s definitely possible to establish an approximate upper and lower bound, and it’s way above your 2% limit.

You’d either have to accept that SV does, in fact, deal heavily in scams, or post-facto adjust your tolerance limit to set the bar lower.