You need to reconsider the way you approach things. From what you have said, it does not appear you use, let alone have tried his custom firmware; so you shouldn't judge it.
What do you mean trust? What is there to trust, the software is far beyond crashing, so there is nothing to worry about.
How about you take a little visit to his site and check out what he does and check out what his fans say about it, instead of dissing things you don't even know about...

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