To install the Z shell (Zsh):
1. Read my blog post “Zsh” to follow the instructions point 1 and point 2.
2. In the Bash terminal, run
zsh
once, in order to get the config file generated.
3. Return to my blog post “Zsh” to follow the remaining steps.
— Me@2023-01-19 12:41:56 PM
— Me@2023-02-24 05:19:38 PM
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2023.02.24 Friday (c) All rights reserved by ACHK
Causal diamonds in time travel, 3
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Time travel in the absolute sense is logically impossible.
If time travel was logically possible, it still could be logically consistent from the time traveller’s point of view, as long as he cannot see from the perspective of the meta time.
— Me@2016-06-01 07:10:51 AM
— Me@2023-02-23 12:13:20 PM
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2023.02.23 Thursday (c) All rights reserved by ACHK
Physics Town 