After a 'subdued' business for the last two years due to COVID-19, fireworks traders in West Bengal are keeping their fingers crossed for the Diwali festival this time even though demand for green firecrackers is yet to pick up. They have not witnessed any sales traction due to several factors, including the government's decision to allow only green fireworks and threatening of a cyclone during the Kali puja this year, said a functionary of a bazi bazar' organising committee here.