oh that's because easier difficulties reduces the number of objectives, but reducing it to zero is my mistake. I'll fix it soon.
Viewing post in Hornet Virus : Steel Alcimus II comments
Thanks for the suggestion, in tge next patch, I'll make the messages last longer or make every messages diaappear when the player pressed the required key.
I'm not planning to add multiple language support right now, maybe when I have extra time to work on it as it would require some changes in the code.