Playing Catch Up

The iPad is not the first tablet, but it is the first to capture the attention of the masses and is spawning a new generation of tablets.

After iPad, Rivals Offer Hybrid Variations

Just as Apple’s iPhone shook up a complacent cellphone industry, the company’s iPad is provoking PC makers — and non-PC makers — to fight back with new devices.

Google — a search and advertising company — is soon expected to begin selling its version of a slate computer, like Apple’s iPad, while Nokia — the world’s biggest cellphone maker — is planning to enter the digital book market through a slate-cum-e-reader as well.

Microsoft, the maker of computer software, is flirting with the idea of selling its own version of a slate, joining traditional computer companies like Hewlett-Packard that have already committed to such products.