XBB.1.5 is still at about 88% of cases this week. XBB1.9.1 has increased by only 1% again this week to a total of 5% of cases. Scientists are closely watching XBB1.16 as it is taking off in India and is seen in some other countries. It is really hard to get good data on cases now because many are not being reported, but according to the WHO,
Good explainer of the German study and other neuro studies.