I think that the author was talking about functionality...

>>> If there was an appetite for easy-to-use, lightweight, entertainment and light computing devices, the netbook was supposed help fulfill that dream. Instead, it's been replaced in functionality by lower priced computers (a version of the MacBook Air became available for $995) having more capacity and better specs than the OLPC—while retaining light weight, high battery power conservation, and SSD devices without a plethora of jacks and an integral DVD drive—and the smartphone and pad/tablet genre. <<<