Best answered with a picture
I absolutely refuse to have a telematics box installed, not because I have anything to hide, or I drive like a hooligan, but just the idea of some company monitoring my every move just feels wrong to me....
The car represents freedom, the go anywhere feeling, not have Big Brother watching me the whole time.
I ended up extending my current insurance till it's expiry and paying an extra £240 on top, then will go Insurance hunting again when coming up for renewal in July.