The Bitcoin frenzy has seized worldwide headlines and cryptocurrency markets over the past few months. Since Jan. 1, Bitcoin has skyrocketed 1,824, hitting an all-time excessive earlier this week just short of $20,000.

Of related ilk are travel companies and booking engines like Zuji, Travelocity (partnering with Zuji), Agoda, and Wotif. Farther afield with a focus extra on North America and Europe, are biggies like Expedia ( ) and Orbitz ( ), filled with highly visible Caribbean escapes, much less so Bali hideaways, although one can drill down after fairly a couple of irritating clicks. Sponsored by a gaggle of Asian airways, Zuji ( ) has grown and affords specialist providers by dedicated websites for Hong Kong, Singapore, Australia, and New Zealand (with Travelocity).

For many travellers it may be one of the last stops, after they’ve evaluated and narrowed their choices elsewhere. At this stage it’s enjoyable to see …