Bangkok is becoming Asia’s ‘Amsterdam’ as cannabis cafes appear across the city following the relaxation of drug laws. The latest venue, the 420 Cannabis Bar, opened two futuristic neon-lit venues for dine-in customers within the Thai capital city last month. The cafes are decorated with colourful lights and artificial cannabis plants making it look like a marijuana greenhouse. It is the latest cannabis-based cafe – with restaurants, bars, stalls, bakers and even vending machines appearing…