The PlayStation Vita was Sony's second handheld console, and the successor to the immensely-successful PlayStation Portable.
While it enjoyed success in Japan, it was overall a commercial failure, with one contributing factor being the high price of its proprietary detachable storage (for instance, a 32GB Memory Card cost $120, half the price of the system itself).
Hidden Developer Message
Present at 0x00007630 in secure_kernel.enc/secure_kernel.enp:
Congratulations! At lash you get the plaintext of the Ps Vita Secure Kernel! I'm confident that you never see this message though, ha-ha.
This message was added somewhere between firmware versions 0.995.070 and 0.996.070. The last sentence was removed somewhere between firmware versions 0.996.090 and 1.000.071.
Present in second_loader.bin at 0x00016A0.
This was added in firmware version 0.996.070, and removed in 1.000.071.