chebby
Well-known member
There is also this more light-hearted exercise ...
https://www.goldenears.philips.com/en/challenge.html
... not 'training' as such but interesting nonetheless. (Put aside a fair bit of time for it.)
https://www.goldenears.philips.com/en/challenge.html
... not 'training' as such but interesting nonetheless. (Put aside a fair bit of time for it.)