Old S-2s Fade To Firefighting

choi

Strategy Page, Mar 14, 2015.
strategypage.com/htmw/htnavai/articles/20150314.aspx

Note: "The Taiwanese got the latest American anti-submarine electronics for the P-3C."

Maybe. But see Boeing P-8 Poseidon
en.wikipedia.org/wiki/Boeing_P-8_Poseidon
(Introduction  November 2013; section 5 Operators: The Indian Navy has eight P-8I aircraft, delivered from December 2012 to November 2014)