2000 Words into the second chapter of Pull My Devil Trigger

And like 15000 words into several miscellaneous works in progress, because I keep sprouting new, distracting ideas like some demented writing fungus.

Is there a word for when you have an opposite, yet equally debilitating version of Writer's Block, where you're constantly getting distracted by new ideas and projects and your already establish works are left on the proverbial shelf?