Printable solar panels, fast and cheap DNA/RNA sequencing, teleportation, space elevator. If you're talking about software, a true photoshop alternative (not G

Printable solar panels, fast and cheap DNA/RNA sequencing, teleportation, space elevator. If you're talking about software, a true photoshop alternative (not GIMP) would be cool, a cheap Splunk alternative (their licenses are insanely expensive for large sites).