This is because recruiters are lazy. In my bunch of years I found exactly 2 non-lazy third party recruiters. Thus actually manually finding the company you want

This is because recruiters are lazy. In my bunch of years I found exactly 2 non-lazy third party recruiters. Thus actually manually finding the company you want to work with and then sending the resume and cover letter directly has a decent chance of success if you're not a hack or fake. The trouble is, they so not like to give out salary brackets.