Steve explains how the right to liberty is “non-comparative” – in other words, you have that right regardless of whether other people have it.
An equality right is different: You invoke your right to equality in a particular area on the basis that other beings who are similar to you in key ways are already exercising the right to behave or be treated in a particular way, and you therefore have that right, too.
This is a segment from his interview with Gooseberry Productions.