Israel failed, no question. Israel probably became relaxed, because they didn’t have any serious failings.
Those rockets could have been made in Iran. If only one or two people know about it, it can slip under anybody’s nose.
How does one logistically move 5000 rockets into Gaza unnoticed?
Does Mossad have zero HumInt in Gaza?
There’s no way some of the attack personnel didn’t gloat pre execution.
We’re both free to think what we want. I just can’t get naive/relaxed to personally add up.
We’re unlikely to ever know the real/total truth.