Per snipped-for-privacy@unlisted.moc:
You can.
We have only OTA... In fact, it's more straightforward with OTA because the tuners used do not have to be cable-specific.
Couple these bad boyz:
formatting link
plus a device to record TV (probably your PC running SageTV) and another to play back (preferably one of the SageTV little black boxes bought used), and you are in business.
I don't mean to imply that it is trivial - definitely some learning curve hours there.... but, in the end, very worthwhile IMHO.