From 2011, but as relevant or more now than it was then:

Thus, metamodernism shall be defined as the mercurial condition between and beyond irony and sincerity, naivety and knowingness, relativism and truth, optimism and doubt, in pursuit of a plurality of disparate and elusive horizons. We must go forth and oscillate!

[…] The new technology enables the simultaneous experience and enactment of events from a multiplicity of positions.