Madam, - The new BMW 630i coupé has an electronic speed limiter which keeps its the top speed down to 249 kmh (155 mph). Should we not applaud the company for its solicitous contribution to road safety in electronically retarding this otherwise potentially dangerously fast car? - Yours, etc,
RÓNÁN Ó CAOINDEALBHÁIN, Bóthar tSlí Leathain, Baile Atha Cliath 15.