yet they didnt announce in their monero ann about the eternal infinite coin supply
Incorrect.
A minimum subsidy may be implemented in the future with <1% inflation to preserve mining incentives.
Quaint to see the [MRO] symbol from back then.
It was there from the original post before any edits (perhaps forum admin could verify) but that is the first capture in archive.org, May 20, 2014.
Whatever your criticisms of Monero, please do not make things up.