This summary from The Quantum Daily on the recent work by JP Morgan and Honeywell includes mention of 'quantum oracle' and 'trapped-ion technology'. 

Here at Quantum London we're trying to keep things technologically simple and focused on the business impact. It's clear though that ideas such as 'quantum oracle' do need to be understood if we're going to start better understanding the nature of how quantum compuring is used in real-world business situations.

(Teaser:  According to Microsoft, a quantum oracle is a “is a black box operation that is used as input to another algorithm.”)