My feeling is that the site is now running “optimally”, excepting for some caching on the left side bar. Opening the site in an “incognito” browser window on a mobile or desktop will stop any caching at all and may be the best option.
Since it went live last week I’ve added some new features. On both the European Sporadic-E and HF Propagation (W Hemi Zoom) maps, via a link below the maps you can find timelapse videos. These are located on a 3rd party site (webcam.io). Using controls below the videos you can adjust the period of view and frame rate.
Live maps updating: Normal
Map upload rate to server (FTP): Once per 1 minutes
Map page refresh rate: Once per minute
Hair loss: 40%