Vortex space text effect Inkscape tutorial
http://www.youtube.com/watch?v=ctF_LmFPDXA
http://www.youtube.com/watch?v=ctF_LmFPDXA
http://www.youtube.com/watch?v=WOMDh9-zxmY
http://www.youtube.com/watch?v=W1OBCuUcqDQ
http://www.youtube.com/watch?v=yN29nLwu1dE
http://www.youtube.com/watch?v=KObrrc1aL8M
http://www.youtube.com/watch?v=avQQm-xm3f8
http://www.youtube.com/watch?v=Bt2uZjJqPaI
http://www.youtube.com/watch?v=761ebb17rRo
http://www.youtube.com/watch?v=zVzbQEHAxMY
http://www.youtube.com/watch?v=5H3fsY1wW3A
http://www.youtube.com/watch?v=CLTskSQrTcE
http://www.youtube.com/watch?v=1QPQUYrDLeo