The Other 10%
There are devices and productivity, communications, and entertainment services that we believe in, and the way we take those to market and add value around them is slightly different for the consumer and the enterprise, but at their core they’re 80 percent the same.
( Source: MIT Technology Review | Q+A Steve Ballmer )
Setting myself up to do 90% of my work 100% has increased my productivity. Especially when traveling.
I get there are pieces I won't be able to accomplish on a leaner, mobile-r device but I don't want to.
I can schedule time / place / thinking / space for the other 10%.