In the past, soft forks caused some minimal network disruption, but the risks do seem limited this time around. (kryptomoney.com)
Using an activation method called «VersionBits» (BIP9), designed to minimize network disruption, 95 percent of miners (by hash power) had to signal support for SegWit to activate on the Bitcoin network. (bitcoinmagazine.com)
This is a contentious hard fork with no planned replay protection, therefore we anticipate major network disruption when the blockchain is forked. (getrevue.co)