Make sure to loop a lock through the frame and both wheels. I use an ABUS frame lock on my rear wheel (never has to be removed) and a kryptonite chain lock for the front wheels and frame.
If you want to get really secure, replace fasteners with tamper resistant versions.
Nothing is ever theft proof, but there’s lots of ways to make your bike very theft resistant.
Maybe after 9 trillion fucking dollars they’ll realize that it’s a scam and you can’t achieve AGI let alone super intelligence by throwing infinite data at an LLM.