Actually the pings have been same since 2021 for me since Huawei days I've been getting 12-14ms on LTE itself so don't see much difference
Ya I am also getting 10-20ms in Airtel 4G. Between in my place signal over shooting reduced since last week. Don't know it has something to do with 5G launch. But still B40 signal is crap. Earlier 2 sites were over shooting now only one site is over shooting.