Does 'may not' in the Eni Et rules mean the Eni Et player cannot use their own special converters?

Question

Accepted Answer

Yes. 'May not' is a prohibition, the same as 'cannot', so only the other players may run the Eni Et special converters. The designer's list of species differences says the same about the Eni Et Interest Converters.

Sidereal Confluence

Does 'may not' in the Eni Et rules mean the Eni Et player cannot use their own special converters?