Like a Sea Cucumber
My avatar looked sharper all the time. Smoother motion algorithms, deeper skin fractals, heavier AI. Somewhere in the cloud, his huge, artificially intelligent personality was slyly crunching.
Some decades ago, neuroscientists discovered that the moment of nowness is actually a composite of everything we've experienced in the past fifteen seconds. Naturally, somebody decided to hack this. Thus were born the now-tweakers.