Austin’s planned light rail project is still seeking more than $4 billion in federal funding, a contribution that would cover roughly half its total cost, according to information released Oct. 13. The effort to obtain the federal money is ongoing. The funding gap leaves a substantial share of the project’s cost to be covered from other sources, but no additional financing details or federal decision timeline were provided. The outcome matters to Austin residents because the federal contribution represents about half the anticipated price of the future rail line. Without those funds, the project’s financing picture could change; the current update did not specify what alternatives would be considered.