Secrets
Easteregg
Start Hover! and wait for the screen that asks you to start a new game by pressing F2. Instead of playing a new game, hit control and enter IBMAB. After that you can drive through the maze (small.maz). You will find the pictures with names of the Hover! developer team.
Additional information in the status bar
If you open hover.exe in a resource editor, add some new entries for the main menu. Add a new menu item with the id 59393, then save and restart Hover!. Start a new game and click on the new menu item in the game. You will get some additional information about the game in the status bar.
These IDs are known:
59393 = Shows the statusbar
High Scores
The names from the Hover! team in the high score list. But who is Charles, Patrick and Tony?