I do. I'm very much into programming as well so I have made things in the past such as an analyzer that calculates damage from many attacks at one time.
I do like the new features here. I was considering the add-on for Moderator Essentials, but decided not to because of the price against the features it provided wasn't good enough.
Depending on what you consider expensive, you could check out Siteground. I've used them for several years and they have been very good for me. They currently also have a special promotional price.
Part of your problem might be indexing. You should probably consider adding a key for the user_id column in the EWRmedio_userlinks table. Another problem can be from using a SELECT inside another SELECT. I believe your Indexing can end up going out the window by combining multiple selects in...