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Again, by YouTube and Rutrecker you want to have offline copies of some forums. Yes, and the discussion of szdatka on the same Rutrecker often contains valuable information that you do not want to lose. From which side to approach this question I do not know.
Paying some IT skating rod to make it look good?
How much will it cost?

Here's an example of Random_Forum and I want to keep it. Some sections I really need completely, with pictures and attached files. Others are just text and not much. There's no need for a third.
When I want to update the archive, I don't want to pump everything. I just need new posts.
If the urine there is rubbing something, then it should be marked as remote. If someone is editing something, I should see the old version.
To see/move downloaded I should not use anything custom. **Just create a directory tree with HTML files and pictures on my disk. ... \guns.ru\Carved weapons\Chassi on SVDTIGR\Chassi on SVDTIGR_page67.html
What's the knot of a KZ? What other features do you need?

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What is the best way to store such Giga archives?
Continue to store stacks of screws with RAID arrays on them?
You want LTO-5?

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What's the pump?
Guns.ru is about guns.
Pyrotek is about VB.
Anything about the synthesis of substances and just about chemistry.
YouTube subscriptions.
Books and software from Rutrecker.
What else?