Sir Derf
Adept
v 1.65.3 HTML5
The research tree doesn't initially show the tiles for the technologies, only the branches.
Hover over an empty space, and the branches highlight and the tooltip pops up.
Click an unactivated Tec, and the detail window appears. Dismiss the window, it goes away with no change. Spend Knowledge Points and close the window and you can now see the tile for that tech with the updated KP progress bar. Close the research tree display and reopen, and previously visible tiles are now invisible.
The research tree doesn't initially show the tiles for the technologies, only the branches.
Hover over an empty space, and the branches highlight and the tooltip pops up.
Click an unactivated Tec, and the detail window appears. Dismiss the window, it goes away with no change. Spend Knowledge Points and close the window and you can now see the tile for that tech with the updated KP progress bar. Close the research tree display and reopen, and previously visible tiles are now invisible.