50 in 30 means priv_msg excluding whispers which are a special case
No idea, sounds the same to me
You get one token back 24 hours after using a token
Basically if you build a system/bot that sticks within the limits, then you don’t need to worry about the limits. The limits exist to protect chat from a malfunctioning bot. If you are aiming to exceed these limits or get anywhere close to them, you probably should look at another solution.
Or you are a multi channel bot, but thats a whole different kettle of fish