1997 November 16, Roger Wink, “Re: Tournament Shuffling”, in rec.games.trading-cards.magic.misc[1] (Usenet):
This will tend to break up the clumps without drawing attention to yourself with the mana weave.
2000 December 7, James Lyvers, “Re: R: Shuffeling?”, in rec.games.trading-cards.magic.rules[2] (Usenet):
As a result I find the mana weave to be a fair means of randomizing a deck provided it is done face down, and followed by 1 or 2 riffle shuffles.
2002 March 9, Simon White, “Re: Doing the Shuffle”, in rec.games.trading-cards.magic.misc[3] (Usenet):
If you are using a sufficently[sic] uncertain (I'm not going to say random)method of shuffling your deck, then the mana weave should make no differance[sic] to the final state of the deck before game play.