ZGPAX S8 Smart Watch Phone, 512MB+4GB, Built-in 8GB TF Card, Android 4.4.2, MTK6572 Dual Core 1.2GHz worth to buy? Thanks for it if those of you who have purchased ZGPAX S8 Smart Watch Phone, 512MB+4GB, Built-in 8GB TF Card, Android 4.4.2, MTK6572 Dual Core 1.2GHz could share about what you think of the product. I would love any extra info, as it is quite pricey as $70.99 and I just want to know it is good before paying for it.