In addition to developing its own all-electric powertrains, BMW has recently formed the new “i” brand to sell next-generation EVs and hybrids. The German automaker’s investment in such technology is staggering, but some execs still don’t believe electricity lives up to the hype. At the New York International Auto Show last week, BMW North American Chairman and CEO Jim O’Donnell commented on some of the automaker’s upcoming products, particularly the ActiveE, which will become available for lease this fall. While the ActiveE is a prelude to the all-electric i3 that’s due in 2013,…