For many keys, they send the same scancode, however, they are labeled differently.
MAC DELETE KEY TO BACKSPACE PC
One major example is Apple vs PC keyboards. I also learned, in the past few years, that the label, wording, on a key, has significant influence on how the key is being adopted by software. Note, Google Chrome removed the function of Backspace ⌫ going to previous page in late 2016. In Linux, Google Chrome also use Backspace ⌫ key for going to previous page, but not so in Firefox by default. But removed sometimes after 2010 when Apple started trackpad with 2-finger gestures. In late 2000s, Apple's Safari browser also adopted this Backspace ⌫ key for going to previous page. They require 2 keys, and going to the previous page is frequently needed. The alternative, such as Alt+ ← or ⌘ command+ [in Linux and Mac, are simply not as convenient. Especially so if you don't have 5-button mouse with dedicated backward/forward buttons.
However, i found that it is simply very convenient, practical.
In late 2000s, When i first learned about the Backspace ⌫ Key in Internet Explorer for going to previously viewed page, my thought is: “What a Microsoft abomination!” - there's nothing logical about it. Backspace key, Microsoft Digital Media Keyboard 3000