One of the greatest benefit of Bitcoin is that its fast and secure.
However, the current scenario tells the different story.
The Bitcoin transactions are taking huge time to get confirmed.
It's currently at more than 200k and the list keeps growing.
Check the real time status here : https://www.blockchain.info/unconfirmed-transactions
If the same will continue, probably people will stop using bitcoins and may divert towards altcoins.
Solution
Pay more fees.
Problem in solution
There are thousands of wallets with low amount of Bitcoin that can't cover the fees, if fees will grow like that than those Bitcoin wallets will literally become unspendable.
It may result in millions of dollars worth unspendable Bitcoins.