For Daily Prompt
Your local electronics store has just started selling time machines, anywhere doors, and invisibility helmets. You can only afford one. Which of these do you buy, and why?
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This has to be one of my favorite prompts ever. Now I have talked a lot about past and time machines, so I am linking the earlier post here.
I am also interested in buying invisibility helmets. 😀
Link to the previous time machine post.