The precise technique will be left up to the keepers who know best how to get biological materialfrom their potentially grumpy, two-tonne donor while giving least offence.
This is no longer all that different or relevant a business model now that consumers can get their reading materialfrom myriad other sources, many more readily accessible.
If you control the entire distribution channel from raw material to retail you might only get hit with the tax twice in going from orignial production to consumption as opposed to multiple times.