on Aliventures:

Editing is a really important part of the writing process – and that’s why we’re in the middle of a four-week series on it. 😉
However … it’s possible to over-edit. And, if you’re at the editing stage of a project right now, you might be wondering when to stop rewriting and tweaking.
As I explained in the first post in this series, How Much Time Should You Spend Drafting vs Editing?, it can be tricky to find the right balance.