SBS News examines the fallout from Australia's credit card surcharge ban, which has forced small businesses to absorb rising processing costs. Tensions escalated when the ATO announced it would stop accepting credit card payments in December, a move the government supports for consistency but business groups condemn as burdensome. While Digital Economy Minister Andrew Charlton defends the policy, Labor frontbencher Claire O'Neill reveals internal anxieties about small business cash flow. The Australian Chamber of Commerce is urging the government to intervene and provide a clear solution, a…