[OSM-talk] Final results "lost mappers" task force

Alex Barth alex at mapbox.com
Wed Aug 15 04:17:55 BST 2012

Simon + lost mappers task force:

Thank you so much for this important work.

(and for being patient when I came in late and asked all those questions ;)

On Aug 2, 2012, at 11:34 AM, Simon Poole wrote:

> As some may remember from mid-February 2012 to essentially up to the
> redaction bot started running, the LWG undertook to get in contact with
> largest remaining non-responders that hadn't accepted the new
> contributor terms.
> We worked through two lists of roughly 1000 contributors each. The first
> list containing (nearly) all non-responders that had created at least
> 100 highways, the smallest  being around place 20'000 in overall
> contributor ranking. The second list expanded the coverage down to the
> mark of 40 created highways (which corresponded roughly to rank 30'000).
> For both lists we had access to the e-mail address configured in the
> mappers profile, the data was made available under a confidentiality
> agreement and will now be destroyed.
> A further note: by February all of the accounts in the list had had at
> least two e-mails asking them to agree sent to the address configured in
> the account, the 2nd mail in their local language for the overwhelming
> majority of all mappers.
> From an original 1014 contributors in the first group a total of 495
> agreed, resulting in a nearly 50% success rate. Of the 2nd group of 959,
> 362 agreed, giving a success rate of 38%. There was naturally some
> acceptances in both groups that weren't directly attributable to our
> efforts, but the residual acceptance rate before we started was very
> near zero and continued to be so after April the 1st up to a final
> effort just before the bot ran.
> I would like to thank everybody that helped in carrying this out, in
> some cases going to extremes to get hold of the contributors in question.
> Simon
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Alex Barth
tel (+1) 202 250 3633

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