Lack of scalability has long been the Achilles heel of Bitcoin, and many years and few forks later the problem still hasn't been solved. ETH and LTC were supposed to be the hot new coins before Ripple and Stellar came along, my question to you is. Is the Lightening Network too little too late for Bitcoin?
Or will the lightening network give Bitcoin new life and allow it to compete with or ultimately beat out many altcoins all together?
Savjee does a good job of explaining what the Lightning Network is below
and a couple of good articles
https://medium.com/@argongroup/bitcoin-lightning-network-7-things-you-should-know-604ef687af5a
https://www.investopedia.com/news/bitcoins-lightning-network-game-changer/