hi guys, just cant wait to finish a proyect without thinking on another one

last year I finished my brand scratch build kwik fly mk III, it flyes great!

now im building an own pattern desing, for 46 engines
but today i saw this Calypso in another forum and i love it!!!
must fly great doesn t it????????
about what ive heard its a hanno prettner design, can someone tell me something more about this airplane?, are plans anywhere available? wingspan? engine needed?
just to have it on mind as a future proyect