It takes students with the lowest skill levels five years to seven years to become proficient in English, research by Cook and Linquanti has shown.

NPR: Instruction Of Students Learning English Bleak

For example, most of the research behind the iPod was done by other firms, but Apple reaped huge profits from its skill in design, systems integration and marketing.

ECONOMIST: Promoting innovation

Clickfree's entire lineup of products is designed for the 85 to 95 percent of computer users who, research shows, fail to regularly backup content on their PCs because they do not have the time, desire or skill to install, set up and use confusing or complex software and hardware products.

ENGADGET: Clickfree gone wild at CES: 1TB drive, Mac support and online backup

Clickfree's entire lineup of products, from the Transformer Cable to Clickfree portable backup drives and DVDs, are designed for the 85 to 95 percent of computer users who, research shows, fail to regularly backup content on their PCs because they do not have the time, desire or skill to install, set up and use confusing or complex software and hardware products.

ENGADGET: Clickfree Transformer Cable gives any USB hard drive auto backup functionality