A couple of weeks ago I called the tablet computer the gift that keeps on giving, and some Black Friday numbers out from I.B.M. confirm just how important the tablet is becoming for retailers.
Highlights of an I.B.M. Digital Analytics Benchmark include some familiar figures about the growth in online shopping: Black Friday sales online were up 20.7 percent over last year. Sales on mobile devices, I.B.M. says, accounted for 16.3 percent of online sales even though they’ve only been part of the shopping equation for a relatively short time. Tablets have only been a factor for a few years, but according to I.B.M., on Black Friday they were behind 41.4 percent of sales made on mobile devices.
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