One could also argue that MJ growers are fighting to pay taxes just to legitimize the industry, meanwhile Big Pharma has entire departments of professionals working to minimize those contributions, instead preferring to pay out via private incentives to our elected leaders. You choose which is worse.
Some do, some don't. The emerald triangle has traditionally opposed legalization efforts in CA, it negatively impacts their bottom line.
Encouraging a corrupt system to moderate its oppression of human rights as a profit center is definitely worse.