Agreed. R-S encoding is hard. You should use something like zfec (extensively battle-tested by Tahoe-LAFS) or JErasure rather than rolling your own. (I say t

Agreed. R-S encoding is hard. You should use something like zfec (extensively battle-tested by Tahoe-LAFS) or JErasure rather than rolling your own. (I say this as someone who worked at a company where we rolled our own, but that was ten years ago and we didn't have those options.)