Good news for open content fans. The problem isn't just subscription charges. The iPad mag is a closed system: can't link in or out, can't share it with others, can't tag it on pinboad or add it to Instapaper. Closed systems - like paper textbooks - are failing.

He has a point about how the demand for page views changes the manner of content, but "contaminate"? Really? 

Add his one to the constraints of writing on an iPad w/o multitasking.

Businesses stay clear of ipad. Why? "All they care about is selling volume to pimply-faced teenagers looking for the next big thing. It is not in their business model and so it can't be in ours." Talk about a specious argument. I say, Fine. Keep ipads out of business. we spotty-faced pros do just fine without your tribe.

Reading on a device is 10% slowed and less satisfying. compresension not measured.

" about the burgeoning activities of media artists creating new works or updating versions of their older interactive screen-based projects for Apple's iPhone and iTouch mobile devices.

" about the burgeoning activities of media artists creating new works or updating versions of their older interactive screen-based projects for Apple's iPhone and iTouch mobile devices."

A brief look at how text that can circulate through the web creates more value than text locked in boxes- the problem starts when we're limited in what we can circulate, whether by lack of copy and paste or rights restrictions. Starts with commonplaces books as web snippets and rests the argument on that practice. "A single piece of information designed to flow through the entire ecosystem of news will create more value than a piece of information sealed up in a glass box." "When text is free to flow and combine, new forms of value are created, and the overall productivity of the system increases. " The

Knew it.

Superb primer on designing text for devices - with links. Read it