Yes, your "money" could be and would be forked and you will lose everything invested in bitcoin.

This is a good article with lots of research and observation

http://www.forbes.com/sites/laurashin/2015/12/28/should-you-invest-in-bitcoin-10-arguments-against-as-of-december-2015/#2715e4857a0b4841a9f54669

1. The parameters of the currency could be changed.

2. There could be an attack on the network.

3. Transaction volume moves off the Bitcoin blockchain into side chains or permissioned chains.

4. The system does not successfully transition from being subsidized by the block reward to being paid for by transaction fees.

5. The Chinese firewall or another Internet issue causes the global Bitcoin network to be split for a few days.

6. The lack of a central authority prevents the protocol from progressing.

7. A competing protocol could overtake it.

8. World events prompt a crackdown.

9. Government regulations in one part of the world put the whole network at risk.

10. People get burned by it as an investment.