Plug your sd card into your computer
Look for a file called hekate_ipl.ini (inside the bootloader folder)
Open this file with your text editor (Notepad)
Copy paste the lines at the end of the file
Save the file
The appeal of having a dedicated device with physical buttons is always here. Although you may be right in that it seems to be too small to be comfortable.
In the context of switch modchips, it's expensive. You make a mistake and your 350$ device is dead. The modchip itself can be expensive. For someone that never soldered it will take hours to get it done right... if you actually manage to do it