Thousands of American tourists, clogging Washington's streets in search of cherry blossom, have every reason to be alarmed - except they do not seem to be.

BBC: By BBC Washington Correspondent Stephen Sackur

The One Laptop Per Child non-profit association, first announced by Nicholas Negroponte , founder and chairman of Massachusetts Institute of Technology's Media lab at the World Economic Forum last January, claims the machine will "be able to do almost everything except store huge amounts of data".

FORBES: Intel's Barrett Dismisses $100 Laptop As 'Gadget'

For those who are complacent, the retirement wakeup call will come years later when it may be too late to do anything about it except work longer.

FORBES: New Study Finds Those Who Are Not Under Financial Stress Will Be Soon

As it is, I can't do anything except ship you back to Enos at Rest-and-be-thankful.

NPR: Excerpt: The Sherwood Ring

It would be easy to simply dismiss third party apps running in the background, except there are two use cases that do matter.

ENGADGET: Entelligence: Mobile multitasking is mostly a myth

And there is no agenda, there's no goal in terms of budget or any other issue, except to have that kind of conversation, which I think he finds to be a useful thing to do in terms of, in some ways, creating a better environment for the kind of work that the White House and the Congress need to do together.

WHITEHOUSE: Press Briefing

The details do not matter, except to say that this is precisely the sort of experiment that might be carried out in space, in order to eliminate the distorting effects of gravity.

ECONOMIST: Researchers can now broadcast moving holograms