page 259, second paragraph : Table 4 instead of Table 5
You can use the full set of Ruby operators for version specifiers; Table 4 outlines what they
-----> ^
+++++ third paragraph after Table 5, line 3 : superfluous >=
when >= 3.11.0.beta.2 is released because the operator is greater than and beta.2 is higher
^^ <-----
Should be : so >= 3.11.0.beta.1 would still receive the updated version when 3.11.0.beta.2 is released