Charles River Ventures QuickStart seed-level funding program FAQ - Very Interesting
crv.com
crv.com
One advantage is that it is fast, and you remain in control.
This seems to indicate that it's a NOT a personal loan, FWIW.
From an example on their web site, if they lend you $100,000 and you end up getting Series A funding, then they can convert that $100,000 loan into $137,333.33 of equity in your company. Your company's valuation will ultimately determine just how much of your company you are giving up for this money.
Do you, or anyone, have experience to the contrary?