Quite apart from disrupting family life, the three-wheeler can sometimes be a highly dangerous vehicle.
On the question of criteria, we shall always argue about eligibility for a car or a three-wheeler, or whatever it is.
Thus, it is inevitable that the three-wheeler will remain with us, albeit in reduced numbers, during the immediate future.
The three-wheeler will continue to meet the needs of many.
The invalid three-wheeler has been designed and continually improved to cater for just such people.
There is then this £5 given to those who use a three-wheeler, towards the cost of duty.
They now sing a different song of £4 a week and keep the three-wheeler.
For many of these people the choice is quite clear: either an invalid three-wheeler or no driving at all.