There seems to be some issue with updating the sites list (sidebar).
Noticed it initially because I kept clicking sites and finding more items to read than the sidebar said there was.
Looking in web console it looks like this:
['Connected to real-time pubsub with 141 feeds.']
common.3d0c4011420e.js:574
['Setting refresh interval to every 852 seconds.']
common.3d0c4011420e.js:574
['Setting refresh interval to every 770 seconds.']
common.3d0c4011420e.js:574
['Setting refresh interval to every 1028 seconds.']
common.3d0c4011420e.js:574
['Lost connection to real-time pubsub. Falling back to polling.']
common.3d0c4011420e.js:574
['Setting refresh interval to every 91 seconds.']
common.3d0c4011420e.js:574
['Connected to real-time pubsub with 141 feeds.']
common.3d0c4011420e.js:574
['Setting refresh interval to every 1192 seconds.']
common.3d0c4011420e.js:574
['Lost connection to real-time pubsub. Falling back to polling.']
common.3d0c4011420e.js:574
['Setting refresh interval to every 105 seconds.']
common.3d0c4011420e.js:574
['Connected to real-time pubsub with 141 feeds.']
common.3d0c4011420e.js:574
['Setting refresh interval to every 1153 seconds.']
common.3d0c4011420e.js:574
['Lost connection to real-time pubsub. Falling back to polling.']
common.3d0c4011420e.js:574
['Setting refresh interval to every 108 seconds.']
common.3d0c4011420e.js:574
['Connected to real-time pubsub with 141 feeds.']
common.3d0c4011420e.js:574
['Setting refresh interval to every 845 seconds.']
common.3d0c4011420e.js:574
['Lost connection to real-time pubsub. Falling back to polling.']
common.3d0c4011420e.js:574
['Setting refresh interval to every 87 seconds.']
common.3d0c4011420e.js:574
['Connected to real-time pubsub with 141 feeds.']
common.3d0c4011420e.js:574
['Setting refresh interval to every 1051 seconds.']
common.3d0c4011420e.js:574
['Lost connection to real-time pubsub. Falling back to polling.']
common.3d0c4011420e.js:574
['Setting refresh interval to every 71 seconds.']
common.3d0c4011420e.js:574
['Connected to real-time pubsub with 141 feeds.']
common.3d0c4011420e.js:574
['Setting refresh interval to every 971 seconds.']
common.3d0c4011420e.js:574
['Lost connection to real-time pubsub. Falling back to polling.']
common.3d0c4011420e.js:574
['Setting refresh interval to every 105 seconds.']
common.3d0c4011420e.js:574
['Connected to real-time pubsub with 141 feeds.']
common.3d0c4011420e.js:574
['Setting refresh interval to every 777 seconds.']```