TA Partition and flashing history. topic

Did anyone noticed that in the TA partition it is stored every firmware flash that the device took?

For example in my TA backup took when i rooted the .534 to flash the rooted 4.4 i have:

Quote:

ÿÿ« ç Áéø;ÿÿÿÿNEW_VERSION: erased_user_data:true, variant:user, s1boot_version:1270-3115 S1_Boot_MSM8974_LA1.0_56-A, cdf_version:1276-4321_R2A, fs_version:EURO-LTE_14.1.G.1.518, sw_version:1274-8313_14.1.G.1.518 NEW_VERSION: erased_user_data:false, variant:user, s1boot_version:1270-3115 S1_Boot_MSM8974_LA1.0_56-A, cdf_version:1276-4321_R2A, fs_version:EURO-LTE_14.1.G.1.534, sw_version:1274-8313_14.1.G.1.534 NEW_VERSION: erased_user_data:false, variant:user, s1boot_version:1270-3115 S1_Boot_MSM8974_LA1.04_15, cdf_version:1276-4321_R1B, fs_version:EURO-LTE_14.2.A.1.136, sw_version:1274-8313_14.2.A.1.136 NEW_VERSION: erased_user_data:false, variant:user, s1boot_version:1270-3115 S1_Boot_MSM8974_Rhine1.2_LA1.04_12, cdf_version:1276-5833_R5C, fs_version:EURO-LTE_14.3.A.0.681, sw_version:1274-8313_14.3.A.0.681 NEW_VERSION: erased_user_data:true, variant:user, s1boot_version:1270-3115 S1_Boot_MSM8974_LA1.0_67, cdf_version:1276-4314_R2A, fs_version:EURO-LTE_14.1.G.1.534, sw_version:1274-8313_14.1.G.1.534

This means that if i unlock the device and then restore ta for warranty purposes sony will see all history of flashed software along the phone's life, in this case that i flashed another region's firmware.