# 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/jfi5thq
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Energieverbrauch von Kryptowährungen: Kann Blockchain auch öko?**
[![](https://taz.de/picture/5783365/192/30983404-1.jpg)](https://taz.de/Energieverbrauch-von-Kryptowaehrungen/!5876147/) Bitcoin ist ein Stromfresser. Dabei gibt es längst energiesparendere Technologien. Ethereum, die zweitwichtigste Blockchain, wagt nun den Umstieg. mehr... ⌘ Read more