But alongside the possibility of great reward comes significant risk in seeking to push the boundaries of antitrust law.
"All antitrust cases are an uphill battle for plaintiffs, thanks to 40 years of case law," said Rebecca Haw Allensworth, an antitrust professor at Vanderbilt Law School.
But, Allensworth added, the government's challenges may be different than those in many other antitrust cases.
Like all antitrust cases, this one is unlikely to be concluded anytime soon.
"This is clearly the blockbuster case so far from the DOJ antitrust division," Francis said.