Mobile manufacturer and platform market share stats for the US are in for the month of January thanks to comScore, and as usual, they tell a fascinating (and somewhat unpredictable) story of what's actually going on at the cash registers. Motorola -- which has long since fallen off its high horse on the global stage -- still maintains a commanding presence in the American market by representing some 22.9 percent of all subscribers, though that's down 1.2 percent from October 2009; that's particularly interesting in light of the Droid's success, and a possible sign that smartphones still aren't on the cusp of dominating the