Perhaps, but many companies have a 'Abosolutely No AGPL' policy which effectively reduces adoption.
If you have hangups against AGPL, you can pay money and get commercial license.
You'd think from their attitudes that the FSF is a patent troll.
For the upstream author losing this type of hostile users my using AGPL might be a good idea.
Of course this requires it to be modified which could happen accidentally and completely put a closed source application in jeopardy.
More info: http://programmers.stackexchange.com/q/107883/89740