I won't try to change your mind, but I think you should know that...

Debian isn't immutable at all. Everything is writable from the partition table, the kernel, to the C library and every executable.

Lightwhale has very few moving parts, making it less likely to get stuck. The single-page website is easily searchable and has information to get most people started. The Lightwhale Discord server answers the rest.

Here's a link to the advantages that immutability of Lightwhale brings to the table, just to give you an idea what you're dealing with: https://lightwhale.asklandd.dk/#immutability