Echo is a fuse a bit like the Trails node but it self catches the frames so there is no need to do any playback before.
Echo also have some more advanced features like seeing subframes, the posibility for each echo to have its own pivot and start/end frames.
v1.1 - 2020-01-16:
* Now ~5 times faster!
* Amount of subframes are now frame-based calculated, meaning you can animate the subframes where it's needed without increasing the subframes everywhere
* Fixed first frame in echo missing
* Changed the default Echo Gamma from 2.2 to 1
v0.1 - 2019-11-27:
* First release!