If they need help, Rob will help you. If you want to take them to the next performance level, we'll have an upgrade path for you.
IMNSHO, buying a nice pair of used Thiels might become the most-cost-effective way to get near SOTA sound. For starters, the stock versions are already excellent (as Tom noted), sonically competing with new models many times their price. Buying a used Thiel is not worrisome given the available service and parts from Coherent Source Service.
Tom Theil’s crossover upgrades should push sonic performance to the next tier. We’ll soon know. If that’s true, you can buy a nice used pair and upgrade the passive parts to get something that approaches SOTA sound. As a bonus, you have speakers that look really good in your listening room.