ktoso/scala-types-of-types — pull request #25 by tomer-ben-david (2014-12-15 13:07:14+00:00)
Title: anything that is a `Number` is `<: Number` (not `:>`)

1. Anything that is a `Number` is `<: Number` and not `:> Number`
2. Clarification about Only a `Number`, clearer to say its Only that items which are of a type of a Number.