Police warned that accused Cambridge, Mass., shooter Tyler Brown would “hurt or kill someone” again after being handed a soft sentence for opening fire at cops in 2020.

And six years later, that message proved to be prophetic — when he unloaded an assault rifle at random across a busy Cambridge thoroughfare in broad daylight Monday.

“I am a firm believer that when Mr. Tyler Brown gets out, he will hurt, or worse, kill someone,” said a Boston police officer who 46-year-old Brown was convicted of trying to kill during the 2020 shootout, which saw him fire 13 rounds from a Glock at cops from close range.

The judge didn’t listen to the 2021 victim impact statement. Instead of the recommended 13-year sentence, the psycho was instead sent to prison for a mere five to six years, NBC 10 reported .

Tyler Brown, 46, was allegedly filmed walking down busy Memorial Ave.…