Just downloaded my Twitter archive again and converted it to Markdown, including high-res images this time. I suggest you do the same if you want a backup of your data that is independent of Twitter’s servers and free from obfuscated t.co links.

Here’s a quick how-to:
https://matthiasott.com/notes/converting-your-twitter-archive-to-markdown

Converting Your Twitter Archive to Markdown · Matthias Ott – User Experience Designer

Matthias Ott is an independent user experience designer and developer from Stuttgart, Germany. Besides design practice he teaches Interface Prototyping at the Muthesius Academy of Fine Arts and Design, Kiel.

Matthias Ott – User Experience Designer
@matthiasott where's download_better_images.py? Not seeing it, but .. I did just wake up.. 😊
Removed download_better_images.py. Added function to import a module … · timhutton/twitter-archive-parser@3e3eda6

…specified by a string.

GitHub
Brought all logic from download_better_images.py into parser.py. · timhutton/twitter-archive-parser@ed6b11c

Python code to parse a Twitter archive and output in various ways - Brought all logic from download_better_images.py into parser.py. · timhutton/twitter-archive-parser@ed6b11c

GitHub
@paul_irish I still have it here locally and could send it…? 😉

@paul_irish @matthiasott I wondered too but saw that Tim Hutton has incorporated it into the parser script: https://github.com/timhutton/twitter-archive-parser/commit/ed6b11ca5f51cfc3047b4c6fbb9fdce32a2667d1

Thanks for the pointer. Worked a treat.

Brought all logic from download_better_images.py into parser.py. · timhutton/twitter-archive-parser@ed6b11c

Python code to parse a Twitter archive and output in various ways - Brought all logic from download_better_images.py into parser.py. · timhutton/twitter-archive-parser@ed6b11c

GitHub
@jools @paul_irish Yeah, looks like I need to update the post again so that it doesn’t confuse people 😁