Joomla had not shown growth since 2016 - 2017 and that was just 0.1%. Over 60 months of the line going down or remaining level. So in early June when the w3tech graph showed a small uptick which wiggled back and forth between a tiny up and baseline flat there was some hope for change.
At the time of going to print Joomla has grown 0.2% in both usage of CMS and usage of the entire web in 6 weeks. Let us explore why