======================== unified (from filesystem) ========================
                                         'bitrate'  '173.523'
                                        'duration'  '294'
                                          'artist'  'Steve Arrington'
                                     'text_people'  ''
                                         'release'  'Disco Classics Party - Shake Your Groove Thing'
                                           'title'  "Dancin' In The Key Of Life"
                                           'quals'  ("['Q-HAP-4', 'Q-LOCALNESS-1', 'Q-HHRNBTT-1', 'Q-JZFKS-3', 'Q-UNU-1', "
 "'Q-OLDST-3', 'q-syn-3', 'q-bass-4', 'q-busy-3', 'q-grit-1', 'q-play-3', "
 "'q-chart-2', 'q-drums-4', 'q-other-2', 'q-piano-1', 'q-vocals-3', "
 "'q-mixbeat-3']")
                                      'lastfmtags'  "['male vocalists', '80s funk', 'soul', 'funk', 'disco']"
                             'musicbrainz_albumid'  ''
                       'musicbrainz_albumartistid'  ''
                            'musicbrainz_artistid'  ''
                             'musicbrainz_trackid'  ''
                                     'tracknumber'  '16'
                                      'tracktotal'  '18'
                                            'date'  '1980'
                                        'comments'  ''
                                           'genre'  'electronic-we-disco or italo'
                                             'bpm'  '115.7'
                                             'key'  '1A'
                                        'acoustid'  ''
rest: ''

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

'COMM:CDDB Disc ID:XXX'                             '0A123312'
'TALB' (Album/Movie/Show title)                     'Disco Classics Party - Shake Your Groove Thing'
'TBPM' (BPM (beats per minute))                     '115.7'
'TCON' (Content type, a.k.a. Genre)                 'electronic-we-disco or italo'
'TDRC' (Recording time)                             '1980'
'TIT2' (Title/songname/content description)         "Dancin' In The Key Of Life"
'TKEY' (Initial key)                                '1A'
'TPE1' (Lead performer(s)/Soloist(s))               'Steve Arrington'
'TPE2' (Band/orchestra/accompaniment)               'Various Artists'
'TRCK' (Track number/Position in set)               '16/18'
'TSSE' (Software/Hardware and settings used for encoding)  'Audiograbber 1.80, LAME dll 3.89, VBR 3, Stereo, High quality'
'TXXX:Q-HAP'                                        '4'
'TXXX:Q-HHRNBTT'                                    '1'
'TXXX:Q-JZFKS'                                      '3'
'TXXX:Q-LOCALNESS'                                  '1'
'TXXX:Q-OLDST'                                      '3'
'TXXX:Q-UNU'                                        '1'
'TXXX:lastfmtags'                                   ['male vocalists', '80s funk', 'soul', 'funk', 'disco']
'TXXX:q-bass'                                       '4'
'TXXX:q-busy'                                       '3'
'TXXX:q-chart'                                      '2'
'TXXX:q-drums'                                      '4'
'TXXX:q-grit'                                       '1'
'TXXX:q-mixbeat'                                    '3'
'TXXX:q-other'                                      '2'
'TXXX:q-piano'                                      '1'
'TXXX:q-play'                                       '3'
'TXXX:q-syn'                                        '3'
'TXXX:q-vocals'                                     '3'
'TXXX:replaygain_track_gain'                        '+0.08 dB'
'TXXX:replaygain_track_peak'                        '0.515086'

========================== row from database ==========================
                                              'id'  1526896
                                            'path'  /data/Music/Bulk/00poprockelectronic/Disco 70_s 80_s/Disco Classics Party - Shake Your Groove Thing/Steve Arrington - 16 - Dancin_ In The Key Of Life.mp3
                                         'working'  None
                                         'bitrate'  173
                                    'duration_sec'  294
                                           'genre'  electronic-we-disco or italo
                                        'filesize'  6380180
                                           'mtime'  1620569094
                                   'redo_metaread'  0
                                        'rest_str'   00poprockelectronic 70_s 80_s 16 Dancin_ electronic we disco or italo
                                      'tag_artist'  Steve Arrington
                                     'tag_release'  Disco Classics Party - Shake Your Groove Thing
                                       'tag_title'  Dancin' In The Key Of Life
                                             'bpm'  115.7
                                    'search_title'  'dancin':1,2 'in':3 'key':5 'life':7 'of':6 'the':4
                                   'search_artist'  'arrington':2 'steve':1
                                  'search_release'  'classics':2 'disco':1 'groove':6 'party':3 'shake':4 'thing':7 'your':5
                                     'search_rest'  '00poprockelectronic':1 '70':2 '80':4 'dancin':6 'disco':9 'electronic':7 'italo':11 'or':10 's':3,5 'we':8
                                    'search_combo'  '00poprockelectronic':17 '70':18 '80':20 'arrington':9B 'classics':11C 'dancin':1A,2A,22 'disco':10C,25 'electronic':23 'groove':15C 'in':3A 'italo':27 'key':5A 'life':7A 'of':6A 'or':26 'party':12C 's':19,21 'shake':13C 'steve':8B 'the':4A 'thing':16C 'we':24 'your':14C
                                    'tag_tracknum'  16
                                      'num_images'  0
                                             'key'  1A
                                           'quals'  ['Q-HHRNBTT-1', 'q-vocals-3', 'Q-LOCALNESS-1', 'q-piano-1', 'q-mixbeat-3', 'q-play-3', 'Q-OLDST-3', 'Q-UNU-1', 'Q-JZFKS-3', 'q-busy-3', 'q-drums-4', 'q-syn-3', 'q-chart-2', 'q-other-2', 'Q-HAP-4', 'q-bass-4', 'q-grit-1']
                                      'lastfmtags'  ['male vocalists', '80s funk', 'soul', 'funk', 'disco']
                                        'tag_date'  1980
                                     'discogstags'  []

============================== file details ==============================
                                           'mtime'  1620569094.1205182  (2021-05-09 16:04:54)
                             'size'  6380180