Original sentence: Besides the MRT, Bangkok also has an elevated rail system called BTS or less officially the Skytrain.The MRT is officially known in Thai as rot fai fah mahanakhon (รถไฟฟ้ามหานคร) or "metropolitan electric train", but it is more commonly called rot fai tai din (รถไฟใต้ดิน), literally, "underground train".The Metro resumed full operation on February 1, 2005, and ridership soon rose back to pre-crash levels.Therefore, it was believed that the incident was caused by negligence.Within 30 minutes of its opening, sightseers filled the system to its maximum capacity, but after the initial rush ridership has settled down to around 200,000 riders daily — considerably lower than projections of over 400,000, despite fares being slashed in half from 12-38 baht to 10-15 baht per trip
Edited sentence: Besides the MRT, Bangkok also has a elevated rail system called BTS or less officially the Skytrain.It is more commonly known as รถไฟใต้ดิน, literally, "underground train".The MRT is known in Thai as รถไฟฟ้ามหานคร or "metropolitan electric train".The Metro resumed full operation on February 1, 2005 and quickly regained public confidence due to the assurance of improved safety measures.Therefore, it was believed that the incident was caused by negligence and the Metro system is still one of the safest.Within 30 minutes of its opening, delightful riders filled the system to its maximum capacity, but after the initial rush of sightseers, ridership has settled down to around 200,000 riders daily