Check out the “Let it Snow” Xmas 2020 Group youtube project!”
I have become fussier about intonation and wondered about on line tuning meters.
violinonline and fretlessfingerguides.........pitch goes in and out (5-10 cents) with beat. Could be confusing.
onlinetunermetronome and FM .....stable on meter. Almost sine wave. FM sounds like organ.
When you come to a fork in the road, take it.