======================== unified (from filesystem) ========================
                                         'bitrate'  '224.038'
                                        'duration'  '426'
                                          'artist'  'Stephan Roll'
                                     'text_people'  ''
                                         'release'  'ALT RAD DANCE'
                                           'title'  'How Gee 2009 (Original Mix)'
                                           'quals'  ("['Q-HAP-2', 'Q-OLDST-3', 'Q-JZFKS-1', 'Q-UNU-1', 'Q-LOCALNESS-1', "
 "'Q-HHRNBTT-1', 'q-syn-3', 'q-bass-4', 'q-busy-3', 'q-grit-2', 'q-play-2', "
 "'q-chart-2', 'q-drums-4', 'q-other-3', 'q-piano-1', 'q-vocals-1', "
 "'q-mixbeat-3']")
                             'musicbrainz_albumid'  ''
                       'musicbrainz_albumartistid'  ''
                            'musicbrainz_artistid'  ''
                             'musicbrainz_trackid'  ''
                                     'tracknumber'  ''
                                      'tracktotal'  ''
                                            'date'  ''
                                        'comments'  ''
                                           'genre'  'electronic-generic or radio'
                                             'bpm'  '128.008'
                                             'key'  '7A'
                                        'acoustid'  ''
rest: ''

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

'COMM:ID3v1 Comment:XXX'                            ' 000006CE 00000713 00003E55 00'
'COMM:iTunNORM:eng'                                 (' 000006CE 00000713 00003E55 00006C3A 0003708B 0003708B 0000549E 0000555B '
 '0005C2BD 00014C84')
'TALB' (Album/Movie/Show title)                     'ALT RAD DANCE'
'TBPM' (BPM (beats per minute))                     '128.008'
'TCON' (Content type, a.k.a. Genre)                 'electronic-generic or radio'
'TIT2' (Title/songname/content description)         'How Gee 2009 (Original Mix)'
'TKEY' (Initial key)                                '7A'
'TPE1' (Lead performer(s)/Soloist(s))               'Stephan Roll'
'TPE2' (Band/orchestra/accompaniment)               'Various Artists'
'TXXX:Q-HAP'                                        '2'
'TXXX:Q-HHRNBTT'                                    '1'
'TXXX:Q-JZFKS'                                      '1'
'TXXX:Q-LOCALNESS'                                  '1'
'TXXX:Q-OLDST'                                      '3'
'TXXX:Q-UNU'                                        '1'
'TXXX:q-bass'                                       '4'
'TXXX:q-busy'                                       '3'
'TXXX:q-chart'                                      '2'
'TXXX:q-drums'                                      '4'
'TXXX:q-grit'                                       '2'
'TXXX:q-mixbeat'                                    '3'
'TXXX:q-other'                                      '3'
'TXXX:q-piano'                                      '1'
'TXXX:q-play'                                       '2'
'TXXX:q-syn'                                        '3'
'TXXX:q-vocals'                                     '1'
'TXXX:replaygain_track_gain'                        '-1.44 dB'
'TXXX:replaygain_track_peak'                        '0.396515'

========================== row from database ==========================
                                              'id'  1340725
                                            'path'  /data/Music/Bulk/00poprockelectronic/ALT RAD DANCE/Stephan Roll - How Gee 2009 (Original Mix).mp3
                                         'working'  None
                                         'bitrate'  224
                                    'duration_sec'  426
                                           'genre'  electronic-generic or radio
                                        'filesize'  11937573
                                           'mtime'  1645369867
                                   'redo_metaread'  0
                                        'rest_str'   00poprockelectronic electronic generic or radio
                                      'tag_artist'  Stephan Roll
                                     'tag_release'  ALT RAD DANCE
                                       'tag_title'  How Gee 2009 (Original Mix)
                                             'bpm'  128.008
                                    'search_title'  '2009':3 'gee':2 'how':1 'mix':6,7 'original':4,5
                                   'search_artist'  'roll':2 'stephan':1
                                  'search_release'  'alt':1 'dance':3 'rad':2
                                     'search_rest'  '00poprockelectronic':1 'electronic':2 'generic':3 'or':4 'radio':5
                                    'search_combo'  '00poprockelectronic':13 '2009':3A 'alt':10C 'dance':12C 'electronic':14 'gee':2A 'generic':15 'how':1A 'mix':6A,7A 'or':16 'original':4A,5A 'rad':11C 'radio':17 'roll':9B 'stephan':8B
                                    'tag_tracknum'  None
                                      'num_images'  0
                                             'key'  7A
                                           'quals'  ['Q-HAP-2', 'Q-OLDST-3', 'Q-JZFKS-1', 'Q-UNU-1', 'Q-LOCALNESS-1', 'Q-HHRNBTT-1', 'q-syn-3', 'q-bass-4', 'q-busy-3', 'q-grit-2', 'q-play-2', 'q-chart-2', 'q-drums-4', 'q-other-3', 'q-piano-1', 'q-vocals-1', 'q-mixbeat-3']
                                      'lastfmtags'  []
                                        'tag_date'  
                                     'discogstags'  []

============================== file details ==============================
                                           'mtime'  1645369866.7560816  (2022-02-20 16:11:06)
                             'size'  11937573