Its occurrence, however, was neither inevitable nor unavoidable. The death of the fetus is an undesirable but unavoidable consequence. Most modern technologies have negative consequences that are both unavoidable and unpredictable. It occurs in situations only perceived as uncontrollable or unavoidable, but not realistically so. This somewhat subtle and unavoidable principle has huge ramifications. Bias in surveys is undesirable, but often unavoidable. These are attributed to coincidental or unavoidable failures to provide accurate treatment. Aphasia is largely caused by unavoidable instances. To lessen the effects of unavoidable hardware failure, software is designed to be fault tolerant. Eventually something happens that makes system change unavoidable. Nevertheless, Dave Filoni has acknowledged "there are similarities, which are almost unavoidable". This eliminates unavoidable dc electrical drift effects. The reporting process, the translation into 22 languages and publishing lead to unavoidable delays. Realising that capture was unavoidable, he faked internal injuries. Suggesting that violence will be an unavoidable component of the revolution.