Not sure how you can tell when someone has read a post and started looking into it internally? The posts in the Bug Report forums are rarely responded to unless more details are needed as they’re working on resolving said bugs.
Proof that they’re not ignoring issues with Renown would be that they did identify an issue and pushed out a hotfix recently. But that doesn’t mean that there couldn’t still be lingering issues.
That’s why it is so important to post in the Bug Report forums with any specifics you can so that they can find and squash bugs like this 