Thank you for coming in and posting, I'm so sorry to learn that there has been some issues regarding slowness on the TiVo.
I would like to help and have been able to see that there is a signal issue that would need looking into. I would like to arrange an engineer to come out and have a look at this. If you can have a little look inside your 'Inbox', you'll see I've sent you a 'Private Message'. You can find this at the top right of the page, purple envelope