======================== unified (from filesystem) ========================
                                         'bitrate'  '192.0'
                                        'duration'  '301'
                                          'artist'  'Kryder'
                                     'text_people'  ''
                                         'release'  'maleta  acid rave'
                                           'title'  'Dogs On Acid (Original Mix)'
                                           'quals'  ("['Q-HAP-2', 'Q-UNU-1', 'Q-GRIT-3', 'q-bass-3', 'Q-JZFKS-1', 'Q-OLDST-3', "
 "'q-drums-4', 'q-other-2', 'q-piano-1', 'q-vocals-1', 'Q-HHRNBTT-1', "
 "'Q-LOCALNESS-1', 'Q-SYN-4', 'Q-BUSY-3', 'Q-PLAY-2', 'Q-CHART-2', "
 "'Q-MIXBEAT-3']")
                                      'lastfmtags'  "['progressive house', 'electronic', 'house', 'dance', 'electronica']"
                                     'discogstags'  "['electronic']"
                             'musicbrainz_albumid'  ''
                       'musicbrainz_albumartistid'  ''
                            'musicbrainz_artistid'  ''
                             'musicbrainz_trackid'  ''
                                     'tracknumber'  ''
                                      'tracktotal'  ''
                                            'date'  '2017'
                                        'comments'  ''
                                           'genre'  'electronic-th-techno-acid'
                                             'bpm'  '128.0'
                                             'key'  '1A'
                                        'acoustid'  ''
rest: ''

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

'TALB' (Album/Movie/Show title)                     'maleta  acid rave'
'TBPM' (BPM (beats per minute))                     '128.0'
'TCON' (Content type, a.k.a. Genre)                 'electronic-th-techno-acid'
'TDRC' (Recording time)                             '2017'
'TIT2' (Title/songname/content description)         'Dogs On Acid (Original Mix)'
'TKEY' (Initial key)                                '1A'
'TPE1' (Lead performer(s)/Soloist(s))               'Kryder'
'TPE2' (Band/orchestra/accompaniment)               'Various Artists'
'TSSE' (Software/Hardware and settings used for encoding)  'Lavf57.19.100'
'TXXX:Q-BUSY'                                       '3'
'TXXX:Q-CHART'                                      '2'
'TXXX:Q-GRIT'                                       '3'
'TXXX:Q-HAP'                                        '2'
'TXXX:Q-HHRNBTT'                                    '1'
'TXXX:Q-JZFKS'                                      '1'
'TXXX:Q-LOCALNESS'                                  '1'
'TXXX:Q-MIXBEAT'                                    '3'
'TXXX:Q-OLDST'                                      '3'
'TXXX:Q-PLAY'                                       '2'
'TXXX:Q-SYN'                                        '4'
'TXXX:Q-UNU'                                        '1'
'TXXX:compatible_brands'                            'Iso6mp41'
'TXXX:discogstags'                                  'electronic'
'TXXX:lastfmtags'                                   ['progressive house', 'electronic', 'house', 'dance', 'electronica']
'TXXX:major_brand'                                  'Dash'
'TXXX:minor_version'                                '0'
'TXXX:q-bass'                                       '3'
'TXXX:q-drums'                                      '4'
'TXXX:q-other'                                      '2'
'TXXX:q-piano'                                      '1'
'TXXX:q-vocals'                                     '1'
'TXXX:replaygain_track_gain'                        '-0.45 dB'
'TXXX:replaygain_track_peak'                        '0.418178'

========================== row from database ==========================
                                              'id'  1484332
                                            'path'  /data/Music/Bulk/00poprockelectronic/maleta__ acid rave/kryder - dogs on acid (original mix).mp3
                                         'working'  None
                                         'bitrate'  192
                                    'duration_sec'  301
                                           'genre'  electronic-th-techno-acid
                                        'filesize'  7250126
                                           'mtime'  1620573780
                                   'redo_metaread'  0
                                        'rest_str'   00poprockelectronic maleta__ kryder dogs on (original mix) electronic th techno
                                      'tag_artist'  Kryder
                                     'tag_release'  maleta  acid rave
                                       'tag_title'  Dogs On Acid (Original Mix)
                                             'bpm'  128.0
                                    'search_title'  'acid':3 'dogs':1 'mix':6,7 'on':2 'original':4,5
                                   'search_artist'  'kryder':1
                                  'search_release'  'acid':2 'maleta':1 'rave':3
                                     'search_rest'  '00poprockelectronic':1 'dogs':4 'electronic':10 'kryder':3 'maleta':2 'mix':8,9 'on':5 'original':6,7 'techno':12 'th':11
                                    'search_combo'  '00poprockelectronic':12 'acid':3A,10C 'dogs':1A,15 'electronic':21 'kryder':8B,14 'maleta':9C,13 'mix':6A,7A,19,20 'on':2A,16 'original':4A,5A,17,18 'rave':11C 'techno':23 'th':22
                                    'tag_tracknum'  None
                                      'num_images'  0
                                             'key'  1A
                                           'quals'  ['Q-HHRNBTT-1', 'q-vocals-1', 'Q-LOCALNESS-1', 'q-piano-1', 'Q-MIXBEAT-3', 'Q-OLDST-3', 'Q-GRIT-3', 'Q-UNU-1', 'Q-JZFKS-1', 'Q-CHART-2', 'q-drums-4', 'Q-SYN-4', 'q-other-2', 'Q-BUSY-3', 'Q-HAP-2', 'Q-PLAY-2', 'q-bass-3']
                                      'lastfmtags'  ['progressive house', 'electronic', 'house', 'dance', 'electronica']
                                        'tag_date'  2017
                                     'discogstags'  ['electronic']

============================== file details ==============================
                                           'mtime'  1620573780.4663987  (2021-05-09 17:23:00)
                             'size'  7250126