It used to be very slow, but now it's ok at least for me.
If anyone else experiences problems with UE, please upvote and leave comment here! Thanks

Are you willing to give up fast search for that?

Thank you, I'm really glad that CN has stroke such a nice chord with you. Hope that you'll enjoy using CN. About text file functionality - I see that you already posted is as a request, great!

Please specify what is the difference to the existing "Export to TXT" function.

No problem ;)