[whiplash451]

In the business world it is, because going from 18% to 65% market share is much more than a 4X improvement. Market share progress is highly non-linear in cost/investment/strategy. There are network effects at play favoring a winner-takes-all.

[freedomben]

A (truly) clever argument! Def seems like a stretch though, especially if you're hoping to save GP's comment by suggesting that this is what they had in mind :-)