noted at 2040L on FR24 mode-s 4069C5, Cameron Z-90 routing BHD to EXM at FL370. nothing seen on RB.
was flying just behind 4069C1 G-ZBAH A320.
Just shows you can't always believe what shows up!!
Keith
Not often you get balloons at FL370!! As you state a bit of common sense is required.
Alan