Google PageSpeed Insights got an update and most stores have significant drop in scores.
Anyway, Lightning still gives massive boost - you can see this by checking scores with Lightning disabled.
Work on further improvements is in progress and it will take some time.
29077
Full Lightning features list
3095
What happens if Lightning license server goes down?
302
Lightning Licensing
153
How to uninstall?
118
How to install?
89
Unable to login into admin area, it stopped working (crashed)
54
How to upgrade?
51
Does WebP images are useful?
38
JOURNAL3 Recommendations
28
Lightning files missing message
24
How to enable WebP images support
16
JOURNAL2 Recommendations
13
How to change license domain?
13
How to clear some exact page cache?
13
How to fix Lightning index.php problem
13
My CSS/JS changes are not visible
11
Lightning Settings Button disappeared
10
Some page blocks are disappearing in a while
10
Why my changes are not reflected on site?
10
How to hide Lightning widget from some users?
10
Lightning widget is not visible
10
How to disable robots.txt modification?
9
How to get a discount?
9
Why my product SEO URLs changed after Lightning install?
7
Why add to cart and user login operations are so slow?
5
How to get an invoice after license purchase?
5
How to clear Lightning cache by CRON or from code?
4
Notice: Undefined index at category pages
2
Lightning Changelog
How to check why the page is slow
How to cache some parts of code with Lightning