They can make stuff up out of whole cloth, just as someone can steal your car even though you lock it. But it reduces the risk. Bad cops are gonna get you no matter what you do.
But if they are merely misremembering, or even “intentionally” misremembering, it’s harder when you didn’t say anything at all.
“But if they are merely misremembering, or even intentionally misremembering, its harder when you didnt say anything at all.”
Good point. The lawyer did stress that he thought the number of dirty cops that would just make stuff up was pretty small.