Could gambling expansion grab a seat at the Pennsylvania budget negotiating table? In a sense, it already has. Lawmakers in both the Republican-controlled Senate and House are vetting proposals for Internet-based gaming with the potential to turn every digital device – at least those in the hands of adults – into a “gaming position.” Another perennial, authorizing gaming machines in bars and taverns, is also getting a fresh look. This is not, in bettors’ parlance, a lock. The Republican leaders still publicly list pension reform and liquor privatization as their top budget priorities. It is also not clear that either...