Beekeeping: waxing or waning?

Mildly interesting article in The Times : https://www.thetimes.co.uk/article/how-to-get-the-sweet-taste-of-success-when-you-become-a-beekeeper-lfqb7j5x2

Missed a trick with "While enthusiasme for the hobby has waned over the years..." Shome mishtake, surely - waxed would be better - and funnier.