Having just returned from a 12-day cycle-touring holiday (you missed me, right?), it occurred to me how much the activity has changed over the years. The basics are still the same, of course: turning the pedals makes the scenery pass slowly by, and by the end of the day you’re 40 or 50 miles away from where you had breakfast. But what used to be a very low-tech activity, involving little more than a paper map and compass, has now turned into something of a technofest – at least for me and a fellow geek friend who joined me. And my MacBook Air, iPad and iPhone are all integral parts of the trip …

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