The Biggest Thing at CES Asia Was an Autonomous Rolling Suitcase. (Motherboard, 5/14/2016)
It has a pre-launch price of $399. Requires $50 upfront.
As also shown here, you have to walk slowly. Not anywhere near airport pace.
Other Beyond CES posts:
Cocoon cam. (3/13/2016)
Brita Infinity pitcher. (3/11/2016)
Meet the smartwatch of the day, the Garmin Vivoactive HR. (2/21/2016)
Can the LG Rolling Bot locate a hairball hidden under the bed? (2/21/2016)
Link to most recent CES 2016 post (with links to the rest of the series).