Modify away Raul. Remember though ymmv with regards to missing notes at higher LPB, if you can implement some sort of caching system (as Joule suggests) etc… then you could probably improve it still further (but much more tricky to code) 
Just as a side note I always found that your best question is still -> https://forum.renoise.com/t/help-detect-son-member-inside-group-that-is-other-group-for-clone/47061