wow, nice read! I have similiar experiences. I have owned two E39 530iA, 98 and 99. and E60 04 530, then 07 530iX, all these cars I owned them for less than 15months. I don't want to go back since i am happy with the F10.
F10 535XI Msport AW - DD|E92 M3 MR exported to China |E93 M3 AW sold |E46 M3 IR ESS SC'ed with loads of mods|E46 M3 TiAg Track weapon Moton CS suspention - sold|Bentley Continental Mulliner package - sold|87 944 NA winter beater - gone|E39 540iA - sold|10 Cayman|04 G35 Turbo'ed 380rwhp|03 350Z SC'ed|11 Mustang GT SC'ed 513rwhp - sold|AW SC'ed Unicorn - gone