On Sun, May 10, 2015 at 5:52 AM, Richard Z. <ricoz....@gmail.com> wrote: > > > 1. That's not how it's been used currently > > 2. How would we ensure every mapper knows the difference? > > 3. Even if for some magical reason people understand the difference, how > > many will bother checking that? > > #4 how do we know how many of all these phone=* and other entries are > valid and verifiable? Was there ever any attempt at quality control? >
The keepright web validator, and the related MapRoulette challenge, make an attempt at this. The website= is loaded, and matched to tags included name= and phone=. Mostly it finds restaurants that closed years ago.
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