Two things attracted him to the brand : it claimed to be switzerland 's oldest watchmaker and it had missed out on the technological revolution of quartz timers powered by batteries .
Fixed timers areobviously flawed as they do not respond to traffic itself and even centralisedsystems cannot respond optimally to the changes in traffic movements out on theroads .
Telomeres one theory suggests that biological timers called " telomeres " , part of the chromosomes in every cell that carry genetic code , may be a factor in this .