Indeed, and even worse, lots of people probably used the same algorithm (that is quite basic in the end) for a lot of things before without making a lot of fuss

Indeed, and even worse, lots of people probably used the same algorithm (that is quite basic in the end) for a lot of things before without making a lot of fuss but "we did an academic paper about it, so we consider ourselves as the inventor of it". "How come we don't get credits for being genius".