Although it takes very long time for Joomla team, the day of Joomla 4 stable is approaching. Most probably the interest to Joomla was lost on a big scale, not only due to pure Joomla leadership, but also because of great technology shift toward SPA, PWA, SSR and mobile first applications. Joomla lags faaaaaaar behind. I think a lot of loyal Joomla users now try to learn new platforms to satisfy contemporary demands of new lifestyle market.
I am still think or whish to update Cobalt and