======================== unified (from filesystem) ========================
                                         'bitrate'  '192.0'
                                        'duration'  '318'
                                          'artist'  'Happy Mondays'
                                     'text_people'  ''
                                         'release'  "100 Hits Of The 90's Disc 5"
                                           'title'  'Step On'
                                           'quals'  ("['Q-UNU-1', 'Q-HHRNBTT-1', 'Q-LOCALNESS-1', 'Q-JZFKS-1', 'Q-OLDST-3', "
 "'q-syn-2', 'q-bass-4', 'q-busy-3', 'q-grit-2', 'q-play-2', 'q-chart-2', "
 "'q-drums-4', 'q-other-2', 'q-piano-1', 'q-vocals-1', 'q-mixbeat-2']")
                                      'lastfmtags'  "['madchester', 'indie', 'british', 'new wave', 'rock', 'alternative']"
                             'musicbrainz_albumid'  ''
                       'musicbrainz_albumartistid'  ''
                            'musicbrainz_artistid'  ''
                             'musicbrainz_trackid'  ''
                                     'tracknumber'  '11'
                                      'tracktotal'  ''
                                            'date'  '1995'
                                        'comments'  ''
                                           'genre'  'rock-pop;electronic-we-new wave or post punk;rock-pop-indie'
                                             'bpm'  '104.985'
                                             'key'  '10B'
                                        'acoustid'  ''
rest: ''

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

'TALB' (Album/Movie/Show title)                     "100 Hits Of The 90's Disc 5"
'TBPM' (BPM (beats per minute))                     '104.985'
'TCON' (Content type, a.k.a. Genre)                 ['rock-pop', 'electronic-we-new wave or post punk', 'rock-pop-indie']
'TDRC' (Recording time)                             '1995'
'TIT2' (Title/songname/content description)         'Step On'
'TKEY' (Initial key)                                '10B'
'TPE1' (Lead performer(s)/Soloist(s))               'Happy Mondays'
'TRCK' (Track number/Position in set)               '11'
'TXXX:Q-HHRNBTT'                                    '1'
'TXXX:Q-JZFKS'                                      '1'
'TXXX:Q-LOCALNESS'                                  '1'
'TXXX:Q-OLDST'                                      '3'
'TXXX:Q-UNU'                                        '1'
'TXXX:lastfmtags'                                   ['madchester', 'indie', 'british', 'new wave', 'rock', 'alternative']
'TXXX:q-bass'                                       '4'
'TXXX:q-busy'                                       '3'
'TXXX:q-chart'                                      '2'
'TXXX:q-drums'                                      '4'
'TXXX:q-grit'                                       '2'
'TXXX:q-mixbeat'                                    '2'
'TXXX:q-other'                                      '2'
'TXXX:q-piano'                                      '1'
'TXXX:q-play'                                       '2'
'TXXX:q-syn'                                        '2'
'TXXX:q-vocals'                                     '1'
'TXXX:replaygain_track_gain'                        '-1.38 dB'
'TXXX:replaygain_track_peak'                        '0.614726'

========================== row from database ==========================
                                              'id'  1341513
                                            'path'  /data/Music/Bulk/00poprockelectronic/90s/11 - Happy Mondays - Step On.mp3
                                         'working'  None
                                         'bitrate'  192
                                    'duration_sec'  318
                                           'genre'  rock-pop;electronic-we-new wave or post punk;rock-pop-indie
                                        'filesize'  7648461
                                           'mtime'  1620736765
                                   'redo_metaread'  0
                                        'rest_str'   00poprockelectronic 90s 11 rock pop;electronic we new wave or post punk;rock pop indie
                                      'tag_artist'  Happy Mondays
                                     'tag_release'  100 Hits Of The 90's Disc 5
                                       'tag_title'  Step On
                                             'bpm'  104.985
                                    'search_title'  'on':2 'step':1
                                   'search_artist'  'happy':1 'mondays':2
                                  'search_release'  '100':1 '5':9 '90':5 '90s':7 'disc':8 'hits':2 'of':3 's':6 'the':4
                                     'search_rest'  '00poprockelectronic':1 '90s':2 'electronic':5,7 'indie':18 'new':9 'or':11 'pop':4,6,17 'post':12 'punk':13,15 'rock':3,14,16 'wave':10 'we':8
                                    'search_combo'  '00poprockelectronic':14 '100':5C '5':13C '90':9C '90s':11C,15 'disc':12C 'electronic':18,20 'happy':3B 'hits':6C 'indie':31 'mondays':4B 'new':22 'of':7C 'on':2A 'or':24 'pop':17,19,30 'post':25 'punk':26,28 'rock':16,27,29 's':10C 'step':1A 'the':8C 'wave':23 'we':21
                                    'tag_tracknum'  11
                                      'num_images'  0
                                             'key'  10B
                                           'quals'  ['Q-HHRNBTT-1', 'q-vocals-1', 'Q-LOCALNESS-1', 'q-piano-1', 'q-mixbeat-2', 'q-play-2', 'Q-OLDST-3', 'Q-UNU-1', 'Q-JZFKS-1', 'q-busy-3', 'q-drums-4', 'q-syn-2', 'q-chart-2', 'q-other-2', 'q-bass-4', 'q-grit-2']
                                      'lastfmtags'  ['madchester', 'indie', 'british', 'new wave', 'rock', 'alternative']
                                        'tag_date'  1995
                                     'discogstags'  []

============================== file details ==============================
                                           'mtime'  1620736764.6803691  (2021-05-11 14:39:24)
                             'size'  7648461