Strongly agree, except that "assumes" can be unpacked a bit. There are various reasons why cosmologists think the distant universe is homogeneous, and some of

Strongly agree, except that "assumes" can be unpacked a bit. There are various reasons why cosmologists think the distant universe is homogeneous, and some of them (not all) are closely based on evidence, most notably the approximate homogeneity of the cosmic microwave background, which is (in a sense) further away than anything the JWST can see.