"It’s a fascinating case of 'Abstraction Leak'.

We’ve become so accustomed to modern libraries handling encoding transparently that when raw data surfaces (like in these dumps), we often lack the 'Digital Archeology' skills to recognize basic Quoted-Printable.

These artifacts (=20, =3D) are effectively fossils of the transport layer. It’s a stark reminder that underneath our modern AI/React/JSON world, the internet is still largely held together by 7-bit ASCII constraints and protocols from the 1980s.