Wikimedia Foundation says there's no way to scan activities of 2 million donors.
Amendment would require paid Wikipedians to disclose affiliations.
Wikipedians allege Sarah Stierch edited the crowdsourced encyclopedia on behalf of paying clients.
For the first time in years, Wikipedia's traffic fell. Are the site's days numbered?
Paid edits do and will take place on Wikipedia. It's time to find a long-term compromise.
The Wikimedia Foundation is working with telecoms to bring digital information to the developing world.