Even if that is the case, it doesn't really give him reason to abandon it without a word. I know that it's scary to admit defeat or need help, it is better than having assumptions made about your capabilities, courage, or personality.
Especially with real money involved, it is always worse to ignore and hide from the problems and issues in front of you. Because once you start ignoring and hiding, you have a whole new set of issues in addition to the original set.
JakobVirgil if you see this - give some explanation. I think we're all fairly understanding individuals and I think we're mostly worried about YOU at this point, not the project. This is a legit chance to stand up and man up, after this I don't know how many people will still have faith.
"I fucked up and I don't know what to do" isn't going to bring a rain of hate but staying silent might.