Final answer:
Biometric signature pads are used differently today than in the 1970's due to advancements in technology. They are more compact, affordable, and technologically advanced, and can be used for capturing and storing digital signatures.
Step-by-step explanation:
Biometric signature pads are used differently today than in the 1970's primarily due to advancements in technology. In the past, biometric signature pads were relatively bulky and expensive, and they were mainly used for signature verification and authentication purposes. However, today's biometric signature pads are more compact, affordable, and technologically advanced. They can be used not only for signature verification, but also for capturing and storing digital signatures, which can be used for various applications such as document authentication, contracts, and electronic transactions.