Regarding with Tingling. I Have This Sensation of a Worm Crawling Along the Scar?

It's normal to have residual swelling weeks to months after your eyelid surgery. Although most swelling improves over the first few weeks, residual swelling does take time to resolve.  You should discuss your concerns with your surgeon as well.  Good luck.

While it is always possible that your surgeon took out too much fat from the lower eyelid surgery, it is too early to tell. Allow your eyelids to heal. Look at your before pictures and identify any asymmetries. Then, review and discuss your concerns with your surgeon. I'd recommend...

A hard ball-like bump in the upper eyelid that is painless and visible could be a chalazion or a meibomian cyst. A chalazion occurs when a meibomian gland (which secretes oil to lubricate the eye) becomes blocked, leading to swelling. Treatment typically involves warm compresses to promote...

The redness in the skin is a natural byproduct of a CO2 laser. It should gradually improve with time. Skin emollients and avoidance of UV radiation is imperative.

Very good analysis of your situation. There are pros and cons to each surgery and indications for treatment.  If you meet criteria, physically - emotionally - and psychologically, you may be considered for the surgery after an examination, informed consent, and evaluation are provided. 

       There are no methods to remove fat from the eyelids without surgery.  I do not see an issue with fat in your situation.  I may feel differently after an exam...