Awful Announcing did a ratings comparison analysis of USFL vs. XFL for the weekend of 4/15-4/16 (stats and spreadsheet linked in article) : r/USFL
The USFL's Bigger Ratings Picture, The Sky IS NOT Falling But Looking Good
Lachlan Murdoch says Fox plans to continue building USFL
USFL ratings for the opening game were good, but the challenge is building on it
RedBird Capital Partners And FOX Sports Have Come To An Agreement On XFL- USFL Merger Terms : r/xfl
The AAF makes successful debut as NFL's spring league – but will it last?, US sports
XFL ratings: Opening game edges AAF - Sports Media Watch
USFL Week 1 outdraws XFL Week 9, but with caveats
Inside the return of the USFL: new era, same football dreams
Sudden departure of high-level San Antonio Brahmas official rattles local football fans, Sports & Recreation, San Antonio
Can Dwayne Johnson's XFL be the one that finally avoids hitting rock bottom? - The Athletic
In case you missed it: A brief recap of the XFL after its first month
What is the USFL football league?
Once again, the XFL and USFL are back. And once again, we ask … why?
New USFL hoping to succeed where other spring leagues failed