The problem is they're a simple answer to the problem of highly divided politics. Passing everything at once is the only guaranteed way to hold people across th

The problem is they're a simple answer to the problem of highly divided politics. Passing everything at once is the only guaranteed way to hold people across the isle to their word that voting yes on this bill they want will mean a yes on the thing you want. Instead vote on all the compromises at once. In that way the line item veto is anathema to that. The legislature agreed to this bill allowing the governor to just cherry pick the parts they like breaks that down.