They are taking advantage of their position while they're in the government. While for a bitcoin enthusiasts, this is a good one to look at. But it's all about their personal interest and hopefully, we get to see more impact on it for the price of Bitcoin and so everyone gets their fair share.
I see the firm is clearly aiming for a Bitcoin mining and treasury system but could this actually help with broader Bitcoin adoption or this is just another political antics ?
Let's just put a grain of salt in there and all that you've said could be part of it. But I think mainly they are aiming for the treasury of it.