Re: main or contrib?
>> Please clarify for me, in which section should go a GPL-licensed package,
>> which is quite unusable without (but technically not Depends on), er,
>> obscure blobs of data, usually gathered by a way of sniffing data flow
>> between a proprietary application and a hardware device, an then
>> just "replaying"?
>> To me, this package should be moved from main to contrib.
No. The package just uploads this data to the hardware device, if
requested. It does not use it.