PIXMA TR8520 Extension Expiration Warning from Apple

[psdowning]

Pixma TR8520 Extension Expiration Warning from Apple.  Future O/S updates for iMac will invalidate Cannon's current extension.  Instructed to make this issue known to Cannon.

[forsmiller]

I just inquired of the 800 number when to expect an update.  They said they knew nothing, typical reply...