I'm just a devout fan of "underdogs"; (@Ghandisflipflop see "baggage" )
I think the Mammoth P is a good product, just priced out of range for the average home grower, and shows the biggest gains when added to a sterile or near-sterile and/or hydro setup.
I thought about it plenty.
I think the people behind it knew they'd need to recoup their investment as fast as possible because of copy-cats & DIYers & . They also knew that some grower folks have to play with... as in the more business oriented type of gardener.
That's a lotta
must be a rastafarian 'er sumtn