Correct to a certain degree, however, regular brushing every 10 hours use, deep cleaning once a year (big vacuum cleaner and relaying rubber crumb) the predicted life is possibly between 15/20 years, time will tell. The cost of relaying the carpet is about £200,000, one major problem included in this price is the disposal of the sand and carpet the rubber can be reused. If I am still around in 12 years time can give you a more accurate picture!