I love old predictions of the future. This article, written in 1992 — the dawn of the PDA era — is remarkably prescient.
Once in the meeting, the executive could take notes on the device, and even order pizza for the group using a combination of custom electronic forms and wireless fax. After updating her schedule electronically and sending notes back to her office computer network, she could check restaurant and movie information, including critics' reviews. Back at the hotel, she could plug in the latest disk-based novel.
References to disks and "wireless fax" are quaint, but they pretty much nailed it. You could change a few words in that paragraph and have a script for a smartphone ad.