2) How does this make it any better? What you're essentially saying here is instead of investors paying themselves cash they're just shuffling shares of stock from one investment vehicle to another... if this is true then in some cases investors are actually increasing their share in AngelList simply by, in your own words ("1x isn't making anybody happy"), making a failed investment. That doesn't seem above board to me.
3) If you're honestly trying to compare late 90's era Google with ProductHunt then I think that proves my point more than anything I can say myself