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InfluxDB
Power Real-Time Data Analytics at Scale. Get real-time insights from all types of time series data with InfluxDB. Ingest, query, and analyze billions of data points in real-time with unbounded cardinality.
i use download managers - XDM being my choice. There's also an extention called SaveFrom.net helper ... which allows you to download videos or separate audio, and also download playlists is specified resolution of choice.
If you know the absolute basics of a command line you can just use yt-dlp like all normal people do.
If command line scares you that much, there's plenty of GUIs for yt-dlp like this one or this one and a list of many others here. I've not used any GUIs though so all the safety and whatnot are on you.
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