Hows about we just put TCAS on every single aircraft?
Hows about we just use the Mk 1 eyeball more and lookout and dont try flying VFR in IMC.
The above comment is not speculation about the cause of this accident but a remark on a previous post.
2close the information available at this time
suggests that the lower aircraft was in the climb out from a private strip so taking part in reliable radar service may not be an issue