The only way to get around Opera censorship of sites you want to access is by changing your VPN location as soon as you're blocked. Deleting cached is futile, as data reappears, doubles or triples after opening and closing the App several times to check if it's cleared. Experiment: after up to 10 attempts at clearing, open, then immediately close tm app, then revisit Opera cache. You'll automatically have 200+ kb of collected data. The DS is paranoid about our info sharing. Time to move on