In the 1990s, people created rich online 3D experiences using Virtual Reality Modeling Language (VRML). Many seemingly "trendy" virtual reality experiences have been around since the 1990s and are widely used.
Around 2000, the Chinese world set off the first "domestic operating system" upsurge. Many companies tried to launch their own localized Linux distributions. I have collected several influential distributions. You can use virtualization remote desktop experience them.