chat what is the cheapest foldable ebike that is not a scam

to be specific, here are my bare minimum specs:

- foldable into a car trunk
- mileage: lowkey all i need is 20 miles (one week of internship roundtrip commute)
- safety: must not explode, brakes must work
- battery: must last 2 years
- no requirement for torque and top speed
- ideally less than $500, willing to pay $800 for smth highly reputable

#ebike