[sane-standard] SANE 2 driver suggestion

[Donald Straney]

> this i think is the best solution. a shim inside the kernel, and the bulk of
> the code outside.

Sounds like a good idea to me.

> theoretically, using the description files, sane should be able to map a
> specific usb id to a specific backend. scsi is more difficult, pp is almost
> impossible.

Yeah, I think the parallel port would probably have to be probed manually.

Donald Straney