Vendors are clearing out Canon printers that use the CLI-8 / PGI-5BK cartridges to make way for new generation machines / carts.
Sadly the new gen machines feature smaller capacity carts, fewer printhead nozzles and slower speeds according to early reports.
A resetter is available for CLI-8 / PGI-5BK carts, but it is unknown if the new cart can be reset with the current resetter. I would bet that it cannot and a new resetter will have to be developed. The current REdSETTER took two years.
Here are the best deals (US) that I know of on the remaining preferred machines:
Note that if you have a Fry's store nearby, you can elect to make a store pickup, saving shipping costs.