i don't think LN has had a chance to make any impact yet and segwit's adoption could be better though it does help.
main reason for the drop imo is the end of the hype cycle: https://trends.google.com/trends/explore?q=bitcoin
Edit: typo
main reason for the drop imo is the end of the hype cycle: https://trends.google.com/trends/explore?q=bitcoin
Edit: typo
I was starting to grow pretty concerned but clearly segwit and LN have made enough progress that fees have dropped to ~10sat/byte. [1] That is dirt cheap.
[1] https://bitcoinfees.earn.com