Mossberg Reviews the iPad Air

Remember the Apple Newton? How about Netscape? Even if these products did not last until the present, they left their mark in the evolution of personal technology. For his final WSJ video column, Walt Mossberg takes us through the last 20 years.

Two companies, iHealth Lab and LifeScan, have brought diabetic glucose monitoring to the smartphone age with bluetooth devices and apps. Walt Mossberg reviewed these and gives his us his take. (Photo: iHealth Labs/LifeScan)

There is nothing impressive about the Dell Venue 7 tablet except the price. Walt Mossberg tells us that if you're looking for a tablet that is very affordable but do not mind the more modest features, it may be the tablet for you. (Photo: Dell)

This summer, Walt Mossberg reviewed Republic Wireless, a smartphone carrier that defaults to Wi-Fi for voice calls and texts when possible. The service had room for improvement and now Walt shows us how it has evolved. (Photo: Republic Wireless)

If you like Sonos wireless speaker products but don't want to break the bank, you may be interested in the new Play:1. Walt Mossberg tried it out and says you will probably like it, despite a couple of downsides. (Photo: Sonos)

Now that all four major mobile carries provide LTE connection for smartphones, Walt Mossberg tested LTE speeds in three different places. Watch to find out if AT&T, Verizon, T-Mobile, or Sprint is the winner. (Photo: Getty Images)

Google has made several improvements over the Nexus 4 phone with the new Nexus 5. Walt Mossberg reviewed the phone and the new Android KitKat OS. In general, he tells us it is a good phone, but not a blockbuster. (Photo: Google)

Walt Mossberg gives high praise for Apple's new thin and powerful iPad Air, saying it is the best tablet on the market. There is, of course, one major downside. If you cannot guess what it is, watch to find out. (Photo: Apple Inc.)

During Walt Mossberg's last laptop buyer's guide, he said it was best to wait until the fall. Now the fall has come and Intel's 4th generation processors and OS upgrades from Apple and Microsoft make it a good time to buy. (Photo: Intel)

Square now has a service that makes transferring money to a friend as easy as sending them an e-mail, because it works by sending an e-mail. But, as Walt Mossberg tells us, you have to put a lot of trust into Square with your money. (Photo: Square Inc.)