Meanwhile, tech sleuths have discovered that if you assemble the various press invites Amazon sent out for the gathering, you can spell out the “Alexa” logo ... The Echo Dot, for example ...

Amazon rounded the edges off for this third generation ... edition Echo Dot, which we'll be checking out very soon. In its raw form, you could use a Dot as a supplementary Alexa portal, in ...

though Amazon says they will continue to work with the standard Alexa. Alexa Plus won’t support “certain older generation Echo devices,” such as the first-generation Echo, Echo Dot ...