I am going to buy a new laptop..... I will be using it mainly for programming, coding, apps development, watching movies and lil bit gaming.... I have a budget of 70-75 k.... My brand pref. Are sony and dell... I think in this budget i l get the i7, 1tb hdd, 8 gb ram frm both brand..... Bt when i see ultrabooks coming up i get confused..... I can extend my budget upto 90k for a good ultrabook but will it be really worth it... Considering my usage... .. Also i gotta chose between sony and dell.. Please reply asap..