======================== unified (from filesystem) ========================
                                         'bitrate'  '208.403'
                                        'duration'  '234'
                                          'artist'  'Sophie Ellis-Bextor'
                                     'text_people'  ''
                                         'release'  'Trip The Light Fantastic'
                                           'title'  'New York City Lights'
                                           'quals'  ("['Q-HAP-3', 'Q-JZFKS-1', 'Q-UNU-1', 'Q-OLDST-3', 'Q-LOCALNESS-1', "
 "'Q-HHRNBTT-1', 'q-syn-2', 'q-bass-4', 'q-busy-3', 'q-grit-2', 'q-play-3', "
 "'q-chart-3', 'q-drums-3', 'q-other-2', 'q-piano-1', 'q-vocals-3', "
 "'q-mixbeat-2']")
                                      'lastfmtags'  "['dance', 'electronic', 'female vocalists', 'british', 'pop']"
                                     'discogstags'  "['electronic', 'pop', 'europop', 'dance-pop', 'synth-pop']"
                             'musicbrainz_albumid'  ''
                       'musicbrainz_albumartistid'  ''
                            'musicbrainz_artistid'  ''
                             'musicbrainz_trackid'  ''
                                     'tracknumber'  '3'
                                      'tracktotal'  ''
                                            'date'  '2007'
                                        'comments'  ''
                                           'genre'  'electronic-unsorted'
                                             'bpm'  '134.199'
                                             'key'  '7B'
                                        'acoustid'  ''
rest: ''

======================== rawer (from filesystem) ========================

'TALB' (Album/Movie/Show title)                     'Trip The Light Fantastic'
'TBPM' (BPM (beats per minute))                     '134.199'
'TCON' (Content type, a.k.a. Genre)                 'electronic-unsorted'
'TDRC' (Recording time)                             '2007'
'TIT2' (Title/songname/content description)         'New York City Lights'
'TKEY' (Initial key)                                '7B'
'TPE1' (Lead performer(s)/Soloist(s))               'Sophie Ellis-Bextor'
'TRCK' (Track number/Position in set)               '3'
'TXXX:Q-HAP'                                        '3'
'TXXX:Q-HHRNBTT'                                    '1'
'TXXX:Q-JZFKS'                                      '1'
'TXXX:Q-LOCALNESS'                                  '1'
'TXXX:Q-OLDST'                                      '3'
'TXXX:Q-UNU'                                        '1'
'TXXX:discogstags'                                  ['electronic', 'pop', 'europop', 'dance-pop', 'synth-pop']
'TXXX:lastfmtags'                                   ['dance', 'electronic', 'female vocalists', 'british', 'pop']
'TXXX:q-bass'                                       '4'
'TXXX:q-busy'                                       '3'
'TXXX:q-chart'                                      '3'
'TXXX:q-drums'                                      '3'
'TXXX:q-grit'                                       '2'
'TXXX:q-mixbeat'                                    '2'
'TXXX:q-other'                                      '2'
'TXXX:q-piano'                                      '1'
'TXXX:q-play'                                       '3'
'TXXX:q-syn'                                        '2'
'TXXX:q-vocals'                                     '3'
'TXXX:replaygain_track_gain'                        '-1.02 dB'
'TXXX:replaygain_track_peak'                        '0.403459'

========================== row from database ==========================
                                              'id'  1350453
                                            'path'  /data/Music/Bulk/00poprockelectronic/Sophie Ellis-Bextor/Sophie_Ellis_Bextor-Trip_The_Light_Fantastic/03-sophie_ellis_bextor-new_york_city_lights-hsa.mp3
                                         'working'  None
                                         'bitrate'  208
                                    'duration_sec'  234
                                           'genre'  electronic-unsorted
                                        'filesize'  6116851
                                           'mtime'  1621696607
                                   'redo_metaread'  0
                                        'rest_str'   00poprockelectronic Sophie_Ellis_Bextor Trip_The_Light_Fantastic 03 sophie_ellis_bextor new_york_city_lights hsa electronic unsorted
                                      'tag_artist'  Sophie Ellis-Bextor
                                     'tag_release'  Trip The Light Fantastic
                                       'tag_title'  New York City Lights
                                             'bpm'  134.199
                                    'search_title'  'city':3 'lights':4 'new':1 'york':2
                                   'search_artist'  'bextor':3 'ellis':2 'ellisbextor':4 'sophie':1
                                  'search_release'  'fantastic':4 'light':3 'the':2 'trip':1
                                     'search_rest'  '00poprockelectronic':1 'bextor':4 'city':11 'electronic':14 'ellis':3 'fantastic':8 'hsa':13 'light':7 'lights':12 'new':9 'sophie':2 'the':6 'trip':5 'unsorted':15 'york':10
                                    'search_combo'  '00poprockelectronic':13 'bextor':7B,16 'city':3A,23 'electronic':26 'ellis':6B,15 'ellisbextor':8B 'fantastic':12C,20 'hsa':25 'light':11C,19 'lights':4A,24 'new':1A,21 'sophie':5B,14 'the':10C,18 'trip':9C,17 'unsorted':27 'york':2A,22
                                    'tag_tracknum'  3
                                      'num_images'  0
                                             'key'  7B
                                           'quals'  ['Q-HHRNBTT-1', 'q-vocals-3', 'Q-LOCALNESS-1', 'q-piano-1', 'q-mixbeat-2', 'q-play-3', 'Q-OLDST-3', 'Q-UNU-1', 'Q-JZFKS-1', 'q-busy-3', 'q-drums-3', 'q-syn-2', 'q-chart-3', 'q-other-2', 'Q-HAP-3', 'q-bass-4', 'q-grit-2']
                                      'lastfmtags'  ['dance', 'electronic', 'female vocalists', 'british', 'pop']
                                        'tag_date'  2007
                                     'discogstags'  ['electronic', 'pop', 'europop', 'dance-pop', 'synth-pop']

============================== file details ==============================
                                           'mtime'  1621696606.5864952  (2021-05-22 17:16:46)
                             'size'  6116851