Same if you read, later it can be updated (sometimes without any notice), this, not to mention that what counts in the end is the physical contract and not what is written on the site.
You have already noticed that the typographies of the letters are often placed with a small font, sans serif and upper case letters, precisely to make difficult to read of the contract, because the text becomes a block of information instead of words and spaces? Do you have any idea where our data go?