What happens when programming is updated while stream is active?

[chrisbenincasa]

I've been wondering this for a while. Regenerating the lineup and guide is not something to new to this rewrite. If we start a stream and then start editing the channel, what happens to that stream??

My guess is that the current program may continue through but then the next slot might start a new program halfway through or something. Let's look into this and also brainstorm what acceptable behavior would be