the future hopefully will be hydrogen.
or hydrogen/gas/electric hybrids
the cost of public transport will always be going up (especially in England anyway) as there will always be something that needs doing so they up the prices then when we think it's normal again they'll up them again and say its to pay for better this and that in XX years time till then you'll suffer in even more crowded same buses and trains in worse condition than ever... but you'll be getting new ones in 12 years time...
Currently I travel by Bus, skateboard and walk, mainly walk