Simon Sharwood from the website The Register has written about the online mapping problems caused by weak GPS and sloppy check-ins to social media services from smartphones:
“Next time you check in with foursquare or Facebook, please stand right outside the venue, make sure your smartphone has a very good GPS signal and describe the location accurately.
That’s the wish of the spatial data community, which is getting grumpy about user-generated spatial data.
To understand why…”
Read the comments too!
Particularly if you are wondering about this post’s title…