<https://newzhawker.in/signals-latest-feature-makes-disappearing-messages-the-norm-4-weeks-to-30-seconds/#webpage>
<http://www.w3.org/1999/02/22-rdf-syntax-ns#type>
<https://newzhawker.in/signals-latest-feature-makes-disappearing-messages-the-norm-4-weeks-to-30-seconds/>