He's subjected two dozen or so of them to one-hour interviews to determine their worthiness.

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Our recreational teams practice one hour a week during the season, and have one or two games per week.

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As phones and tablets merge, manufacturers must find that sweet spot between a device that's easily portable and one with a screen big enough not to cause eyestrain after an hour or two.

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For example, you might consider a limit of one or two hours a day and, for a better night's sleep, no screen time in the hour before bed.

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Personally, I have my eye on an even smaller jet, the rumored single-engine, four-seat pocket-rocket from Cirrus Design. (If the one engine fails, pull a lever and a parachute will float you and the plane to a soft landing.) One of the two brothers who founded Cirrus told me the Cirrus jet would go 300 knots, or 345 miles per hour.

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