KUALA LUMPUR, July 4 — Cases of reckless and dangerous driving have increased by nearly 50 per cent in the first six months of this year compared to the same period last year.The increase reflects a worrying trend of aggressive driving, which could lead to road bullying or road rage incidents.Bukit Aman Traffic Investigation and Enforcement Department (JSPT) director Datuk Seri Muhammed Hasbullah Ali said 1,278 investigation papers were opened f…