Also, they added some currency pages to gw2efficiency so you can see what the best way to convert karma, badges of honor, and laurels into gold based on current TP prices.
https://gw2efficiency.com/currencies/karma
Apparently I've converted a lot of karma to gold using sub-optimal gloves. Wish I knew about that a around a few weeks ago before I converted about 500k karma into linen haha.
Why would you spend all your karma before HoT? With the new karma merchants, I dare not touch my stash.