you might have seen these new filaments on kickstarter:
http://www.kickstarter.com/projects/137 ... 3d-printer
one of them is PLA + carbon fibers, they also have ABS+Polycarbonate, and heat resistant PLA (which could solve the sagging problem some of us had when printing at high bed temp,
i might order the PLA+CArbon and high temp PLA
but when reading the pledge details, deliver is due in June 2014 only...
