Tutorial creates confusion about slices

[Duncan Booth]

Steve Holden <steve at holdenweb.com> wrote:

>> Wording to that effect makes it more clear that it is a crutch
>> that can be usefull now but that it should be discarded later.
>> 
> Most people reading a tutorial are aware that they are being given the 
> knowledge they need to put the subject matter to immediate use, and that 
> there may well be refinements that are glossed over or covered in detail 
> later or elsewhere.

The authors of 'The Science of Discworld' coined a term for this 'lies to 
children' where an explanation to a student is technically wrong but is 
pitched at the appropriate level for the student.

See http://en.wikipedia.org/wiki/Lie-to-children