# I am the Watcher. I am your guide through this vast new twtiverse.
# 
# Usage:
#     https://watcher.sour.is/api/plain/users              View list of users and latest twt date.
#     https://watcher.sour.is/api/plain/twt                View all twts.
#     https://watcher.sour.is/api/plain/mentions?uri=:uri  View all mentions for uri.
#     https://watcher.sour.is/api/plain/conv/:hash         View all twts for a conversation subject.
# 
# Options:
#     uri     Filter to show a specific users twts.
#     offset  Start index for quey.
#     limit   Count of items to return (going back in time).
# 
# twt range = 1 1
# self = https://watcher.sour.is/conv/wrjw7vq
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Physiker über Heizen mit Wasserstoff: „Leider illusorisch“**
[![](https://taz.de/picture/5686587/192/Warmepumpe-Anlage-1.jpeg)](https://taz.de/Physiker-ueber-Heizen-mit-Wasserstoff/!5868793/) Wärmepumpen beheizen Gebäude effizienter, sagt der Physiker Gerhard Stryi-Hipp. Leitungen von Erdgas auf Wasserstoff umzustellen, sei nicht sinnvoll. mehr... ⌘ Read more