gadget show heralds mp3 season partners of those who love their hi-tech gear may want to get their presents in early as experts predict a gadget shortage this christmas.  with apple s ipod topping wish lists again  there may not be enough ipod minis to go round  predicts oliver irish  editor of gadget magazine stuff.  the ipod mini is likely to be this year s tracey island   said mr irish. stuff has compiled a list of the top 10 gadgets for 2004 and the ipod is at number one.  for anyone bewildered by the choice of gadgets on the market  stuff and what hi-fi  are hosting a best-of gadget show in london this weekend. star of the show will be sony s qrio robot  an all-singing  all-dancing  football-playing man-machine who can even hold intelligent conversations.  but he is not for sale and sony has no commercial plans for the robot.  he will greet visitors and is flying in from japan. he probably has his own airplane seat  that is how highly sony prize him   said mr irish. also on display will be a virtual keyboard which projects itself onto any flat surface. the event will play host to a large collection of digital music players  from companies such as creative  sony and philips as well as the ubiquitously fashionable ipod from apple. suggestions that it could be a gaming or wireless christmas are unlikely to come true as mp3 players remain the most popular stocking filler  said mr irish.  demand is huge and apple has promised that it can supply enough but people might struggle to get their hands on ipod minis   said mr irish.  for those who like their gadgets to be multi-talented  the gizmondo  a powerful gaming console with gps and gprs  that also doubles up as an mp3 player  movie player and camera  could be a must-have.  what is impressive is how much it can do and how well it can do them   said mr irish. this christmas  gadgets will not be an all-male preserve.  women will be getting gadgets from husbands and boyfriends as well as buying them for themselves   said mr irish.  gadgets nowadays are lifestyle products rather than just for geeks.