Following swedish small boat designer/buider/sailor sven yrvind’s blog has given me confidence to consider building my boat of a foam core glass fibre sandwich. Why are these plans free? because i want people to know just how good correctly proportioned touring paddles can be. most of the paddles sold commercially are based. Psilocybe cubensis, or “magic mushrooms.” photo by afgooey74. using any kind of drug comes with some inherent risks, but there’s no denying some drugs are safer.