Actually, they are also attractive to employers because under the current rules, they can offer H1-B workers lower than the prevailing wage so they save money t

Actually, they are also attractive to employers because under the current rules, they can offer H1-B workers lower than the prevailing wage so they save money that way as well. Also, in most of the cases, as I pointed out in my comment, there are Americans that can do the jobs which violates the conditions of the H1-B.