Optics Updated 2025-07-16
When dealing more specifically with individual photons, we usually call it photonics.
Oracle Corporation Updated 2025-07-16
Evil company that desecrated the beauty created by Sun Microsystems, and was trying to bury Java once and or all in the 2010's.
Their database is already matched by open source e.g. PostgreSQL, and ERP and CRM specific systems are boring.
Oracle basically grew out of selling one of the first SQL implementations in the late 70's, and notably to the United States Government and particularly the CIA. They did deliver a lot of value in those early pre-internet days, but now open source is and will supplant them entirely.
Ordered pair Updated 2025-07-16
Sets are unordered, but we can use them to create ordered objects, which are of fundamental importance. Notably, they are used in the definition of functions.
Finance guru Updated 2025-07-16
A person who gives financial advice, notably personal finance advice. Some of them are questinable guru-like beings, and many are on YouTube.
First They Ignore You Updated 2025-07-16
First They Ignore You, Then They Laugh at You, Then They Attack You, Then You Win
Fiscal paradise Updated 2025-07-16
Fiscal paradises must be invaded and destroyed.
Fish Updated 2025-07-16
This paraphyletic subgroup is easy to form the "acquatic only" (fishes) vs "things that come out of water" (tetrapods). Though mudfishes make that distinction harder.
Which kind of makes sense, why would you want for limbs unless you are going to stay out of water!
Fishers of men Updated 2025-07-16
Gospel of Matthew 4 King James Version:
18 And Jesus, walking by the sea of Galilee, saw two brethren, Simon called Peter, and andrew the Apostle his brother, casting a net into the sea: for they were fishers.
19 And he saith unto them, Follow me, and I will make you fishers of men.
Oscilloscope Updated 2025-07-16
Video 1.
FNIRSI 1014D review by Kerry Wong (2022)
Source. One of the cheapest oscilloscopes available at the time.
Fiverr Updated 2025-07-16
Food without photosynthesis Updated 2025-07-16
This is the future of course, fusion power to generate electricity, and then converting electricity into food somehow.
Hopefully without going through photosynthesis, which feels complicated and wasteful.

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