Devil's advocate: are your current usage patterns making money for Reddit? If not, then your reduced usage will be considered a win by Reddit, all things being equal.
That's full API access of course, not the limited API they've had which doesn't allow e.g. vote interaction, nor an API without NSFW content like they are proposing now with the ridiculous $12,000/50M requests.
Of course they aren't interested in being reasonable here, they obviously just want to kill off 3rd party apps. I actually don't get why they don't just go out and say it, what they're communicating now is just death with extra steps.
This suggests to me that management is not interested in making it a long-term sustainable business after the IPO, but in a short-term cash grab.