How's that a good thing? It seems right in line with his (not too long ago) position of wanting H1B visas increased five-fold. That's not "US jobs for US citizens". It's "a steady source of cheap labor to undermine US workers".
“If I understand it correctly, Cruz’s “solution” would create a permanent underclass. “
You and I both know that the situation would not persist as there would be a call to fully legalize them in the last little step remaining we call “amnesty”.