hi! :) please don't rate us wrongfully but mind this doesn't start or end with your usage. This is a hardworking volunteer initiative since 12 years, with 150 contributors on github, and inspite we modestly have to race uphill all them time during Youtube changes.
Please don't buy or spread baseless rumors about lags. (Every software will take some time (lke 0.001 second). We changed nothing mad a minor visual update 10 days ago, none in November