One day last week, I had one numpty pull out across a country road in front of me (whilst I was doing 60) which I missed the rear end of by about 10ft, and then another numpty take the racing-line across a roundabout that I was turning right at, which I (un)fortunately expected to happen as I could see in their side mirror that they were busy chatting on their phone.   Have been thinking for a while of getting a dash cam, but want something semi-invisible and simple DIY fit.  So have been look